Home Biology Principles of Inheritance and Variation Polygenic Inheritance and Pleiotropy The fruit fly's eyes are the subject of this…
Biology Principles of Inheritance and Variation Polygenic Inheritance and Pleiotropy Single Correct MCQ
Published on: August 27, 2026

The fruit fly's eyes are the subject of this query. The gene for red eyes is dominant over the allele for white eyes in this sex-related characteristic. How many of the female progeny will have white eyes if a heterozygous red-eyed female crosses with a white-eyed male?

A
7%
B
95%
C
50%
D
56%

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The correct answer is:
C

(c)

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