Assertion [A]: In human beings, the female play a major role in determining the sex of the offspring. |
Reason (R): Women have two X-chromosomes. [IAS] |
A) Both A and R are true and R is the correct explanation of A
B) Both A and R are true, but R is not a correct explanation of A
C) A is true, but R is false
D) A is false, but R is true
Correct Answer: D
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