Questions and Answers on heredity-and-variation

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Explain the Law of Dominance using a monohybrid cross.

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Difference between Dominance and Recessive.

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Mention autosomal genetic disorders with their symptoms.

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Where are genes located on chromosomes?

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What are the possible genotypes for type A blood?

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What are the possible genotypes for blood group B?

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What is Gynecomastia?

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Difference between parental and recombinant phenotypes.

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What are parental phenotypes?

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Difference between back cross and test cross.

3

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What is emasculation?

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What is recombination?

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Symptoms and causes of Down's syndrome?

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What is Down’s syndrome?

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Who had proposed the chromosomal theory of the inheritance?

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What is point mutation? Give examples.

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Explain Co-dominance with example.

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How is sex determined in human beings?

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What do we call the trait that is observed?

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What is monohybrid crossing?

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