Principle Of Inheritance And Variation Question 97
Question: 9 : 3 : 3 : 1 ratio is modified to 9 : 7 ratio due to [CPMT 1998; CBSE PMT 2001]
Options:
A) Complementary gene
B) Epistatic gene
C) Hypostatic genes
D) Supplementary gene
Show Answer
Answer:
Correct Answer: A
Solution:
The complementary genes are two pairs of non allelic genes which interact to produce only one phenotypic trait, but neither of them if present alone produces the phenotypic trait in the absence of the other.