What is biopiracy?
Concept: Ethical Issues
Give the applications of DNA fingerprinting technique.
Concept: DNA Fingerprinting
Differentiate between Parthenocarpy and Parthenogenesis. Give one example of each.
Concept: Introduction of Sexual Reproduction
Describe any two devices in a flowering plant which prevent both autogamy and geitonogamy.
Concept: Double Fertilisation
Medically it is advised to all young mothers that breastfeeding is the best for their newborn babies. Do you agree? Give reasons in support of your answer.
Concept: Pregnancy and Embryonic Development
Explain menstrual cycle in human females.
Concept: Menstrual Cycle
How can the scientific understanding of the menstrual cycle of human females help as a contraceptive measure?
Concept: Menstrual Cycle
Explain the mechanism of 'sex determination' in birds. How does it differ from that of human beings?
Concept: Sex Determination > Introduction of Sex Determination
Write the scientific name of the organism Thomas Hunt Morgan and his colleagues worked with for their experiments. Explain the correlation between linkage and recombination with respect to genes as studied by them.
Concept: Inheritance of Two Genes > Linkage and Crossing Over
How did Sturtevant explain gene mapping while working with Morgan?
Concept: Inheritance of Two Genes > Linkage and Crossing Over
Write the dual purpose served by Deoxyribonucleoside triphosphates in the polymerisation.
Concept: Structure of Nucleotide
Expand VNTR and describe its role in DNA fingerprinting.
Concept: DNA Fingerprinting
State the 'Central dogma' as proposed by Francis Crick. Are there any exceptions to it? Support your answer with a reason and an example.
Concept: Search for Genetic Material > Introduction of Search for Genetic Material
Explain how the biochemical characterisation (nature) of 'Transforming Principle' was determined, which was not defined from Griffth's experiments.
Concept: Search for Genetic Material > Introduction of Search for Genetic Material
Write the names of the following:
A 15 mya primate that was ape-like
Concept: Origin and Evolution of Man
Write the names of the following:
A 2 mya primate that lived in East African grasslands
Concept: Origin and Evolution of Man
With the help of an algebraic equation, how did Hardy-Weinberg explain that in a given population the frequency of occurrence of alleles of a gene is supposed to remain the same through generations?
Concept: Hardy - Weinberg'S Principle
Differentiate between analogous and homologous structures.
Concept: Evidences for Evolution
How do cytokine barriers provide innate immunity in humans?
Concept: Concept of Immunity
Name two diseases whose spread can be controlled by the eradication of Aedes mosquitoes.
Concept: Common Diseases in Humans
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