Q634
If a dihybrid is test crossed, the phenotype ratio of progeny will be
A.
9 : 3 : 3 : 1
B.
9 : 3 : 4
C.
1 : 1 : 1 : 1
AnswerD.
12 : 3 : 1
Answer: Option C
Solution
Answer: Option C
Solution:
If a dihybrid is a test crossed, the phenotype ratio of progeny will be 1: 1 : 1 : 1.Dihybrid test crossing is an experimental cross in which we took one parent from the F1 generation with a heterozygous condition of two traits and another parent in double homozygous condition which will produce different types of gametes which will further fertilise to form new individuals.