Botany-Mendel's Laws
NEET Botany Mendel's Laws MCQ Question
Type: MCQ-numerical-Easy-Class 12
In a monohybrid cross between two heterozygous pea plants (Tt), what is the probability that an offspring will be homozygous dominant (TT)?
A
1/4
B
1/2
C
1/8
D
3/4
Correct Answer
Option A
Detailed Explanation
According to the NCERT context, the genotypic ratio in a monohybrid cross of heterozygous parents (Tt x Tt) is 1/4 TT, 1/2 Tt, and 1/4 tt. Thus, the probability of an offspring being homozygous dominant (TT) is 1/4.
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