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  1. Assertion (A) : In human being the female play a major role in determining the sex of the offspring.
    Reason (R) : Women have two X - chromosomes.
    Codes
    1. Both A and Rare true and R is the correct explanation of A.
    2. Both A and R are true but R is not a correct explanation of A.
    3. A is true but R is false.
    4. A is false but R is true.
Correct Option: D

NA



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