Number of male gametes having both dominant genes for YYRr per 1000 is
A
500
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B
250
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C
750
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D
1000
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Solution
The correct option is A 500 The given male parent having genotype YYRr will produce two types of gametes in the ratio 1:1. The two types of gametes are: 1) YR 2) Yr Thus, 500 gametes having both dominant genes will be produced.