Botany-Incomplete Dominance

NEET Botany Incomplete Dominance MCQ Question

Type: MCQ-numerical-Easy-Class 12

In a cross exhibiting incomplete dominance, such as between true-breeding red-flowered (RR) and white-flowered (rr) snapdragons, what is the expected phenotypic ratio in the F2 generation?

A

1 Red : 2 Pink : 1 White

B

3 Red : 1 White

C

1 Red : 1 White

D

2 Red : 1 Pink : 1 White

Correct Answer

Option A

Detailed Explanation

In incomplete dominance, the F1 generation shows an intermediate phenotype, and the F2 generation follows a 1:2:1 phenotypic ratio as stated in the NCERT context for snapdragons.

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