Question

the phenotypic ratio in a back cross between a trihybrid and homozygous recessive parent would be-

1) 1 : 1

2) 1:1:1:1

3) 1:1:1:1:1:1

4) 1:1:1:1:1:1:1:1

Answer 1

Answer:

4) 1:1:1:1:1:1:1:1

Answer 2

I think 4th one is the answer bcos the phenotypic ratio in back cross between trihybrid and homozygous recessive parent would be 1:1:1:1:1:1:1:1