Botany-Mendel's Laws
NEET Botany Mendel's Laws MCQ Question
Type: MCQ-fact-Medium-Class 12
What is the phenotype ratio observed in the F2 generation when true-breeding red-flowered and true-breeding white-flowered snapdragons are crossed?
A
1 Red: 2 Pink: 1 White
B
3 Red: 1 White
C
2 Red: 1 Pink
D
1 Red: 1 Pink: 1 White
Correct Answer
Option A
Detailed Explanation
In the case of snapdragons, the F2 generation from the cross of true-breeding red (RR) and white (rr) results in a phenotype ratio of 1 Red: 2 Pink: 1 White, demonstrating incomplete dominance.
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