Question

A two-gene pair heterozygous hybrid can produce double recessive homozygous individuals in how many combinations within a population of sixteen individuals?

A Once Correct Answer Incorrect Answer
B Twice Correct Answer Incorrect Answer
C Thrice Correct Answer Incorrect Answer
D Quadruple Correct Answer Incorrect Answer

Solution

A two-gene heterozygous cross (AaBb × AaBb) can produce only one combination that is aabb (double recessive), hence one out of sixteen.

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