Sourav PanAugust 17, 2024

Q.18 Which one of the following genetic crosses and their results indicates cytoplasmic inheritance? (A) Wild-type male  mutant female → 100% progeny are mutant (B) Wild-type male  mutant female → 25% progeny are wild-type (C) Mutant male  wild-type female → 50% progeny are mutant (D) Mutant male  wild-type female → 75% progeny are wild-type

Sourav PanAugust 17, 2024

Answer

Answer: A – Cytoplasmic inheritance is indicated when the progeny show a trait exclusively from the mother, as in the case where a mutant female results in 100% mutant progeny.

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