Botany-Mendel's Laws
NEET Botany Mendel's Laws MCQ Question
Type: MCQ-numerical-Medium-Class 12
In a monohybrid cross between two heterozygous tall pea plants (Tt), what is the probability of obtaining a dwarf plant (tt) in the F2 generation?
A
25%
B
50%
C
75%
D
100%
Correct Answer
Option A
Detailed Explanation
In a monohybrid cross of Tt x Tt, the F2 generation shows a genotypic ratio of 1:2:1 (TT:Tt:tt). The probability of a dwarf plant (tt) is therefore 1 out of 4, or 25%.
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