Principle Of Inheritance And Variation Question 228
Question: Pure homozygous offsprings in a dihybrid cross in the $ F_2 $ generation will be
[AIIMS 1984, 93]
Options:
1/2
1/4
1/8
D) 1/16
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Answer:
Correct Answer: C
Solution:
1/8; because in F2 generation by dihybrid cross 16 hybrids are formed in which only 4 are homozygous for dominant and recessive character. The genotypic ratio for homozygous and heterozygous sets of gene is 1 : 2 : 1. It is 1/4 of the 16 hybrids.
BETA
