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NEET UG BIOLOGY MCQ: PRINCIPLE OF INHERITANCE AND VARIATION
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Assertion (A): In birds, the females have one Z and one W chromosome, whereas male have a pair of Z-chromosomes besides autosomes.
Reason (R): In birds, sex of the offsprings in decided by the temperature of surroundings when they are released.
Reason (R): In birds, sex of the offsprings in decided by the temperature of surroundings when they are released.
View answer and explanation
Correct option: C
(A) is true but (R) is false
The correct answer is C ((A) is true but (R) is false) because while the chromosome arrangement in birds is correct, sex determination is genetic, not temperature-dependent.
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