Principle Of Inheritance And Variation Question 227

Question: Which genotype represents a true dihybrid condition

[CBSE PMT 1991]

Options:

A) Tt Rr

B) tt rr

C) Tt rr

D) Tt RR

Show Answer

Answer:

Correct Answer: A

Solution:

TtRr produces 4 types of gametes in F1 gen - (1) TR (2) Tr (3) tR (4) tr.