Assertion : In humans, the gamete contributed by the male determines whether the child produced will be male or female
Reason : Sex in human is a polygenic trait depending upon a cumulative efffect of some genes on X-chromosome and some on Y-chromosome .

Options

A. Assertion is correct, reason is correct, reason is a correct explanation for assertion.
B. Assertion is correct, reason is correct, reason is not a correct explanation for assertion
C. Assertion is correct, reason is incorrect
D. Assertion is incorrect, reason is correct.

Answer

C

Explanation

In human, the gamete contributed by the maledetermineswhether thechildproduced will bemaleor female. Sex in humans isa polygenictraitdependinguponcumulative effect of some genes present on Ychromosome. Only sex in human is amonogenictrait.
In the following questions, a statement of Assertion is followed by a statement of Reason.
(a) If the both Assertion and Reason are true and the Reason is the correct explanation of the Assertion.
(b) If both Assertion and Reason are true but the Reasonisnotthecorrectexplanation ofthe Assertion.
(c) IfAssertion is true but Reason is false.
(d) If both Assertion and Reason are false.