Botany-Incomplete Dominance
NEET Botany Incomplete Dominance Assertion Reason Question
Type: Assertion Reason-assertion-Hard-Class 12
Assertion (A): Polygenic traits are controlled by a single gene with multiple alleles. | Reason (R): Human skin colour is an example of a polygenic trait influenced by multiple genes and environmental factors.
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 the correct explanation of A.
C
A is true, but R is false.
D
A is false, but R is true.
Correct Answer
Option D
Detailed Explanation
Assertion is incorrect as polygenic traits are controlled by multiple genes, not a single gene. The reason correctly states that human skin colour is a polygenic trait influenced by multiple genes and environment.
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