Heredity And Evolution - 3
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Q.1. When two parents are crossed, the offspring are referred to as : *
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Q.2. A cross between two individuals results in a ratio of 9 : 3 : 3 : 1 for four possible phenotypes of progeny. This is an example of a : *
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Q.3. For his experiments on heredity, Mendel used : *
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Q.4. The human animal which has an XY pair of chromosomes is called : *
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Q.5. The science of heredity is known as : *
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Q.6. A gene is a : *
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Q.7. A normal cell of human body contains 23 pairs of chromosomes. The number of chromosomes in a sex cell (sperm or ovum) of a human being is most likely to be : *
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Q.8.  In order to ensure that he had pure-breeding plants for his experiments, Mendel : *
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Q.9. The palisade cells of a species of plant contain 28 chromosomes. How many chromosomes will there be in each gamete produced by the plant ? *
1 point
Q.10. Which of the following may be used to obtain an F2 generation ? *
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