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Question
ZZ/ZW type of sex determination is seen in ______.
Options
Mammals
Insects
Drosophila
Birds
MCQ
Fill in the Blanks
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Solution
ZZ/ZW type of sex determination is seen in birds.
Explanation:
In the ZZ/ZW sex determination system, females are heterogametic (ZW) and males are homogametic (ZZ). This system is seen in birds, some fishes, and reptiles, where the female determines the sex of the offspring. Males produce only Z sperm, while females produce Z or W eggs.
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