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The Punnett Tool

A human male ...

Question

A human male produces sperms with the genotypes AB, Ab, aB, and ab pertaining to two diallelic characters in equal proportions. What is the corresponding genotype of the person?

A

AaBb

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B

AaBB

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C

AABb

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D

AABB

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Solution

The correct option is A AaBb
If the genotype is AaBb the alleles that will be produced will be AB, Ab, aB, ab, since there are two diallelic characters in the genotypes the person must be heterozygous for both genes. AABB is homozygous. So, the correct answer is "AaBb".

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