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Andhra Pradesh
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STD 12
Biology - Learn From The Masters & Khan Academy
Biology - Learn From The Masters & Khan Academy
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Self Vs. Non-Self Immunity
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Unusual Oxygen Oxidation States
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Transpose of a Matrix Product
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Second Order Derivatives of Composite Functions
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Writing Equilibrium Constant and Reaction Quotient Expressions
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Bonding in Homonuclear Diatomic Molecules
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Section outline
Select section General
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General
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Select section 1A. Sexual Reproduction in Flowering Plants
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1A. Sexual Reproduction in Flowering Plants
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Flower – A Fascinating Organ of Angiosperms
Select activity Sexual Reproduction in Flowers
Sexual Reproduction in Flowers
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Select activity Reproductive Part of a Flower
Reproductive Part of a Flower
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Pre Fertilisation : Structures and Events
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Pre-Fertilisation Structures and Events 1
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Pre-Fertilisation Structures and Events 2
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Select activity Pre-Fertilisation Structures and Events 3
Pre-Fertilisation Structures and Events 3
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Select activity Pre-Fertilisation Structures and Events 4
Pre-Fertilisation Structures and Events 4
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Select activity Pre-Fertilisation Structures and Events 5
Pre-Fertilisation Structures and Events 5
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Select activity Flower: Parts of stamen, carpel
Flower: Parts of stamen, carpel
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Select activity Microsporogenesis
Microsporogenesis
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Select activity Formation of the Embryo Sac
Formation of the Embryo Sac
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Select activity Pollen Formation
Pollen Formation
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Select activity Pollination (Self & Cross)
Pollination (Self & Cross)
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Select activity Types of Pollination
Types of Pollination
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Select activity Pollen Pistil Interaction
Pollen Pistil Interaction
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Select activity Pollination 1
Pollination 1
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Pollination 2
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Pollination 3
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Pollination 4
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Pollination 5
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Pollination 6
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Pollination 7
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Double Fertilisation
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Double Fertilisation
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Post Fertilisation : Structures and Events
Select activity What Happens after Pollination?
What Happens after Pollination?
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Select activity Fertilisation and Post-Fertilisation Events in Plants
Fertilisation and Post-Fertilisation Events in Plants
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Select activity Fertilisation, Zygote, Embryo, Germination
Fertilisation, Zygote, Embryo, Germination
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Select activity Post Fertilisation
Post Fertilisation
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Select activity Post Fertilisation Changes
Post Fertilisation Changes
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Select activity Embryo 1
Embryo 1
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Embryo 2
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Embryo 3
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Select activity Embryo 4
Embryo 4
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Select activity Structure of Dicotyledonous Seed 1
Structure of Dicotyledonous Seed 1
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Select activity Structure of Dicotyledonous Seed 2
Structure of Dicotyledonous Seed 2
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Select activity Significance of Fruit and Seed 1
Significance of Fruit and Seed 1
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Significance of Fruit and Seed 2
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Apomixis and Polyembryony
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Apomixis 1
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Apomixis 2
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Apomixis 3
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Select section 2A. Principles of Inheritance and Variation
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2A. Principles of Inheritance and Variation
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Mendel’s Law of Inheritance
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Mendel’s Experiment 1
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Mendel’s Experiment 2
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Mendel’s Experiment 3
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Mendel’s Experiment 4
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Inheritance of One Gene
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Inheritance
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Select activity Inheritance of Genes
Inheritance of Genes
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Select activity Mendel's Experiment (Monohybrid Cross)
Mendel's Experiment (Monohybrid Cross)
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Select activity Test Cross and Back Cross
Test Cross and Back Cross
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Select activity Concept Of Dominance
Concept Of Dominance
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Select activity Dominance & Segregation Laws
Dominance & Segregation Laws
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Select activity Law Of Dominance
Law Of Dominance
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Co-dominance
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Incomplete Dominance
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Incomplete & Co Dominance
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Inheritance of Two Genes
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Independent Assortment (Dihybrid Cross)
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Select activity Law Of Independent Assortment
Law Of Independent Assortment
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Select activity Inheritance of Two Genes
Inheritance of Two Genes
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Select section 3A. Molecular Basis of Inheritance
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3A. Molecular Basis of Inheritance
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The DNA
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DNA 1
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Select activity DNA 2
DNA 2
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Select activity DNA Chargaff's Law
DNA Chargaff's Law
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Select activity Structure of DNA
Structure of DNA
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Select activity Components of DNA 1
Components of DNA 1
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Select activity Components of DNA 2
Components of DNA 2
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Select activity Nucleosides, Nucleotides
Nucleosides, Nucleotides
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Select activity Packaging of DNA 1
Packaging of DNA 1
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Packaging of DNA 2
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Select activity Packaging of DNA 3
Packaging of DNA 3
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The Search for Genetic Material
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The Search for Genetic Material 1
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Select activity The Search for Genetic Material 2
The Search for Genetic Material 2
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Select activity The Search for Genetic Material 3
The Search for Genetic Material 3
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Select activity Hershey Chase Experiment
Hershey Chase Experiment
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RNA World
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RNA World 1
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RNA World 2
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Replication
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DNA Replication 1
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DNA Replication 2
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Select activity Mechanism of DNA Replication 1
Mechanism of DNA Replication 1
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Select activity Mechanism of DNA Replication 2
Mechanism of DNA Replication 2
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Transcription
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Transcription 1
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Transcription 2
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Transcription 3
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Transcription 4
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Genetic Code
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Genetic Code 1
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Genetic Code 2
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Select activity Genetic Code 3
Genetic Code 3
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Select activity Genetic Code & Mutations
Genetic Code & Mutations
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Select activity tRNA
tRNA
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Translation
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Translation 1
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Translation 2
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Regulation of Gene Expression
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Regulation of Gene Expression
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Select activity Lac-Operon Concept
Lac-Operon Concept
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Select section 4A. Microbes in Human Welfare
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4A. Microbes in Human Welfare
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Microbes in Household Products
Select activity Bacteria in Yogurt Fermentation
Bacteria in Yogurt Fermentation
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Select activity Why are there Holes in My Dosa and Bread?
Why are there Holes in My Dosa and Bread?
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Microbes in Industrial Products
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Microbes in Industrial Products
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Select activity Microbes in Industrial Products
Microbes in Industrial Products
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Select activity Cheese Microbiology
Cheese Microbiology
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Microbes in Sewage Treatment
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Sewage Treatment
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Microbes in Sewage Treatment
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Microbes as Biocontrol Agents
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BioControl Agents
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Select section 5A. Biotechnology Principles, Processes and Applications
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5A. Biotechnology Principles, Processes and Applications
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Principles of Biotechnology
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Principles of Biotechnology
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Select activity Multiple Cloning Sites & Restriction Enzymes
Multiple Cloning Sites & Restriction Enzymes
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Tools of Recombinant DNA technology
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Recombinant DNA technology
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Tools 1
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Tools 2
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Tools 3
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Select activity Parts of cloning vector (ori, rop, cloning site, markers)
Parts of cloning vector (ori, rop, cloning site, markers)
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Select activity Cloning Vectors 1
Cloning Vectors 1
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Cloning Vectors 2
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Processes of Recombinant DNA Technology
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Recombinant DNA Technology Procedure
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Select activity PCR in Molecular Diagnosis
PCR in Molecular Diagnosis
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Select activity PCR
PCR
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Select activity R DNA Technology
R DNA Technology
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Biotechnological Applications In Agriculture
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Bio Tech Applications 1
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Bio Tech Applications 2
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Select activity Bt Crops
Bt Crops
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Select activity Mechanism of RNA Interference
Mechanism of RNA Interference
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Select activity RNA Interference in Pest Control
RNA Interference in Pest Control
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Select section 6A. Ecosystem
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6A. Ecosystem
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Ecosystem–Structure and Function
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Ecology Introduction
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Productivity
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Primary Productivity in Ecosystems
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Energy Flow
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Flow of Energy and Matter through Ecosystems
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Select activity Example Identifying Roles in a Food Web
Example Identifying Roles in a Food Web
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Ecological Pyramids
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Ecological Pyramids 1
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Ecological Pyramids 2
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Select activity Impact of Changes to Trophic Pyramids
Impact of Changes to Trophic Pyramids
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Select section 1B. Human Reproduction
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1B. Human Reproduction
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Introduction
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Introduction 1
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Introduction 2
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The Male Reproductive System
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Male Reproductive System (Humans)
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Select activity Male Reproductive System
Male Reproductive System
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Select activity Male accessory glands
Male accessory glands
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Select activity Testis 1
Testis 1
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Testis 2
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Select activity Duct System
Duct System
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Select activity Summary of Male Reproductive System 1
Summary of Male Reproductive System 1
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Summary of Male Reproductive System 2
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Select activity Summary of Male Reproductive System 3
Summary of Male Reproductive System 3
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The Female Reproductive System
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Introduction
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Select activity Female Reproductive System 1
Female Reproductive System 1
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Female Reproductive System 2
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Select activity Female Reproductive System 3
Female Reproductive System 3
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Select activity Longitudinal Section of the Female Reproductive System
Longitudinal Section of the Female Reproductive System
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Select activity Summary 1
Summary 1
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Summary 2
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Gametogenesis
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Spermatogenesis
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Select activity Structure of Mature Spermatozoan
Structure of Mature Spermatozoan
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Select activity Structure of Ovum and Corpus Luteum
Structure of Ovum and Corpus Luteum
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Select activity Oogenesis
Oogenesis
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Menstrual Cycle
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Menstrual Cycle
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Select activity Menstrual Cycle 1
Menstrual Cycle 1
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Menstrual Cycle 2
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Menstrual Cycle 3
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Fertilisation and Implantation
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Fertilisation 1
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Fertilisation 2
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Fertilisation 3
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Select activity Cleavage and Implantation
Cleavage and Implantation
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Pregnancy and Embryonic Development
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Pregnancy and Embryonic Development
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Select activity Placenta
Placenta
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Parturition and Lactation
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Labor (Parturition)
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Select activity Breast Anatomy and Lactation
Breast Anatomy and Lactation
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Select section 2B. Reproductive Health
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2B. Reproductive Health
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Reproductive Health – Problems and Strategies
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Introduction
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Population Stabilisation and Birth Control
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Natural Methods of Contraception
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Select activity Birth Control - Barrier Methods and Spermicides
Birth Control - Barrier Methods and Spermicides
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Select activity Intrauterine Devices (IUDs)
Intrauterine Devices (IUDs)
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Select activity Birth Control - Intrauterine Devices and Pills
Birth Control - Intrauterine Devices and Pills
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Select activity Contraceptive Pills
Contraceptive Pills
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Select activity Birth control - surgical methods
Birth control - surgical methods
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Sexually Transmitted Diseases
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Sexually Transmitted Infections (STIs)
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Select activity Sexually Transmitted Diseases 1
Sexually Transmitted Diseases 1
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Select activity Sexually Transmitted Diseases 2
Sexually Transmitted Diseases 2
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Select activity Sexually Transmitted Diseases 3
Sexually Transmitted Diseases 3
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Infertility
Select activity In Vitro Fertilisation (IVF)
In Vitro Fertilisation (IVF)
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Select activity In Vitro Fertilization and Surrogacy
In Vitro Fertilization and Surrogacy
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Select activity Artificial Insemination and GIFT
Artificial Insemination and GIFT
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Select section 3B. Principles of Inheritance and Variation
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3B. Principles of Inheritance and Variation
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Polygenic Inheritance
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Polygenic Inheritance
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Pleiotropy
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Pleiotropy
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Sex Determination
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Sex Determination
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Select activity Sex Determination in Birds
Sex Determination in Birds
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Select activity Sex Determination in Honey Bees
Sex Determination in Honey Bees
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Select activity Sex Determination 1
Sex Determination 1
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Sex Determination 2
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Sex Determination 3
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Sex Determination 4
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Sex Determination 5
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Mutation
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Mutations
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Genetic Disorders
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Pedigree Analysis
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Select activity Genetic Disorders
Genetic Disorders
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Select activity X-linked Recessive Disorders
X-linked Recessive Disorders
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Select activity Autosomal Recessive Disorders
Autosomal Recessive Disorders
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Select section 4B. Molecular Basis of Inheritance
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4B. Molecular Basis of Inheritance
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Human Genome Project
Select activity What is the Human Genome Project?
What is the Human Genome Project?
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Select activity How was the Human Genome Sequenced?
How was the Human Genome Sequenced?
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DNA Fingerprinting
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DNA Fingerprinting
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Select activity Satellite DNA
Satellite DNA
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Select activity DNA Polymorphism
DNA Polymorphism
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Select section 5B. Evolution
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5B. Evolution
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Origin of Life
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Earth Formation
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Select activity Beginnings of Life
Beginnings of Life
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Select activity Origins of Life
Origins of Life
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What are the Evidences for Evolution?
Select activity Fossils & Their Formation
Fossils & Their Formation
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Select activity Evidence for Evolution
Evidence for Evolution
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Select activity Homologous & Analogous Structures
Homologous & Analogous Structures
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What is Adaptive Radiation?
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Adaptive Radiation
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Biological Evolution
Select activity Evolution and Natural Selection
Evolution and Natural Selection
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Select activity Ape Clarification
Ape Clarification
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Select activity Natural Selection and the Owl Butterfly
Natural Selection and the Owl Butterfly
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Hardy - Weinberg Principle
Select activity Allele Frequency
Allele Frequency
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Select activity Hardy-Weinberg Equation
Hardy-Weinberg Equation
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Select activity Applying the Hardy-Weinberg Equation
Applying the Hardy-Weinberg Equation
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Select activity Discussions of Conditions for Hardy Weinberg
Discussions of Conditions for Hardy Weinberg
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Select activity Genetic Drift, Bottleneck Effect and Founder Effect
Genetic Drift, Bottleneck Effect and Founder Effect
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Select activity Genetic Variation, Gene Flow, and New Species
Genetic Variation, Gene Flow, and New Species
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A Brief Account of Evolution
Select activity Evolutionary History of Living Organisms
Evolutionary History of Living Organisms
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Origin and Evolution of Man
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Human Evolution Overview
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Select section 6B. Human Health and Disease
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6B. Human Health and Disease
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Common Diseases in Humans
Select activity Infectious and Non-Infectious Diseases
Infectious and Non-Infectious Diseases
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Select activity Manifestation & Treatment of Infectious Diseases
Manifestation & Treatment of Infectious Diseases
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Select activity What Is Pneumonia?
What Is Pneumonia?
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Select activity The Basics of Malaria
The Basics of Malaria
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Immunity
Select activity Types of Immune Responses: Innate and Adaptive, Humoral Vs. Cell-Mediated
Types of Immune Responses: Innate and Adaptive, Humoral Vs. Cell-Mediated
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Select activity Active & Passive Immunity
Active & Passive Immunity
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Select activity Self Vs. Non-Self Immunity
Self Vs. Non-Self Immunity
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Select activity What Is Allergic Rhinitis?
What Is Allergic Rhinitis?
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Select activity Allergies (What Causes Them?)
Allergies (What Causes Them?)
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Select activity The Lymphatic System's Role in Immunity
The Lymphatic System's Role in Immunity
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AIDS
Select activity What is HIV and AIDS?
What is HIV and AIDS?
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Select activity HIV/AIDS-Mechanism
HIV/AIDS-Mechanism
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Select activity Transmission of HIV
Transmission of HIV
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Select activity HIV Replication Cycle
HIV Replication Cycle
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Select activity Diagnosing HIV - Concepts and Tests
Diagnosing HIV - Concepts and Tests
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Select activity Preventing an HIV Infection
Preventing an HIV Infection
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Select activity HIV/AIDS-Spread & Treatment
HIV/AIDS-Spread & Treatment
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Cancer
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Cancer-Mechanism
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Select activity Carcinogens
Carcinogens
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Select activity Cancer
Cancer
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Select activity Cancer-Causes and Types
Cancer-Causes and Types
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Drugs and Alcohol Abuse
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Substance Use Disorders
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Select activity Overview of Psychoactive Drugs
Overview of Psychoactive Drugs
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Select activity Tolerance and Withdrawal
Tolerance and Withdrawal
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Select activity Risk Factors For Drug Use and Drug Abuse
Risk Factors For Drug Use and Drug Abuse
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Select activity Treatments and Triggers For Drug Dependence
Treatments and Triggers For Drug Dependence
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Select activity Drug Use Prevention - School Programming and Protective Factors
Drug Use Prevention - School Programming and Protective Factors
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Select section 7B. Biotechnology and its Applications
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7B. Biotechnology and its Applications
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Biotechnological Applications in Medicine
Select activity Applications of DNA technologies
Applications of DNA technologies
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Select activity Human Insulin
Human Insulin
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Select activity Gene Therapy
Gene Therapy
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Select activity PCR in Molecular Diagnosis
PCR in Molecular Diagnosis
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Select activity ELISA
ELISA
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Ethical Issues
Select activity Safety and Ethics of DNA Technologies
Safety and Ethics of DNA Technologies
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Select section 8B. Organisms and Populations
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8B. Organisms and Populations
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Populations
Select activity Age Pyramids
Age Pyramids
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Select activity Population Density
Population Density
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Select activity Population Growth Rate Based On Birth and Death Rates
Population Growth Rate Based On Birth and Death Rates
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Select activity Per Capita Population Growth and Exponential Growth
Per Capita Population Growth and Exponential Growth
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Select activity Logistic Growth Versus Exponential Growth
Logistic Growth Versus Exponential Growth
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Select activity Exponential and Logistic Growth in Populations
Exponential and Logistic Growth in Populations
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Select activity Organism Life History and Fecundity
Organism Life History and Fecundity
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Select activity Interactions Between Populations
Interactions Between Populations
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Select activity Predator-Prey Cycles
Predator-Prey Cycles
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Select section 9B. Biodiversity and Conservation
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9B. Biodiversity and Conservation
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Biodiversity
Select activity Biodiversity
Biodiversity
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Select activity Species Diversity On Earth and in India
Species Diversity On Earth and in India
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Select activity Species-Area Relationships
Species-Area Relationships
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Select activity Biodiversity and Ecosystem Health
Biodiversity and Ecosystem Health
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Select activity Latitudinal Gradients of Biodiversity
Latitudinal Gradients of Biodiversity
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Select activity Why Is Biodiversity Distributed Unevenly?
Why Is Biodiversity Distributed Unevenly?
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Select activity How Biodiversity Is Distributed Globally
How Biodiversity Is Distributed Globally
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Select activity Loss of Biodiversity - The Evil Quartet
Loss of Biodiversity - The Evil Quartet
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Select activity How Does Climate Change Affect Biodiversity?
How Does Climate Change Affect Biodiversity?
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Biodiversity Conservation
Select activity Conservation of Plants & Animals
Conservation of Plants & Animals
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