Brown eyes in humans dominate over blue eyes. What color will the eyes of the offspring, where 2 parents are heterozygous?

univerkov | September 9, 2021 | education

Given:

Brown eyes – A.

Blue – a.

Mother – Aa.

Father – Aa.

Find:

Children – ?

Solution: the gametes that the parents form – A, a. With this crossing, we get: 25% AA (brown-eyed), 50% Aa (brown-eyed), 25% aa (blue-eyed).

Answer: Children will have brown eyes (75% of cases) and blue (25% of cases).

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