STANDARDZoology-Genetics
STANDARD Zoology Sex Determination MCQ Question
Type: MCQ-conceptual-Easy
In birds females have ______ while male have pair of ______.
A
ZW and ZZ
B
ZZ and ZW
C
ZO and ZZ
D
ZW and ZO
Correct Answer
Option A
Detailed Explanation
In birds, females have ZW sex chromosomes, while males have ZZ. This is opposite to the mammalian system where males are XY and females are XX.
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