Botany-Incomplete Dominance
NEET Botany Incomplete Dominance Assertion Reason Question
Type: Assertion Reason-assertion-Hard-Class 12
Assertion (A): Incomplete dominance results in a phenotype ratio of 1:2:1 in the F2 generation. | Reason (R): Incomplete dominance occurs because one allele is not completely dominant over the other, resulting in an intermediate phenotype.
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 A
Detailed Explanation
In the context of incomplete dominance, the F2 generation exhibits a 1:2:1 phenotype ratio because the heterozygous phenotype is intermediate. This is explained by the fact that neither allele is completely dominant.
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