From a cross AABb × aaBb, the genotypes AaBB: AaBb: Aabb: aabb will be obtained in which of the following ratio?

Question

From a cross AABb × aaBb, the genotypes AaBB: AaBb: Aabb: aabb will be obtained in which of the following ratio? (A) 0: 3 :1: 0 (B) 1: 2 :1: 0 (C) 1: 1: 1: 1 (D) 1 :1 :1: 0

Tardigrade Admin · Accepted Answer

Correct answer is (b) 1: 2 :1: 0

Q. From a cross $AA B b \times aa B b$ , the genotypes $A a BB : A a B b : A abb : aabb$ will be obtained in which of the following ratio?

$0 : 3 : 1 : 0$

$1 : 2 : 1 : 0$

$1 : 1 : 1 : 1$

$1 : 1 : 1 : 0$

Correct answer is (b) $1 : 2 : 1 : 0$

Q. From a cross AABb×aaBb, the genotypes AaBB:AaBb:Aabb:aabb will be obtained in which of the following ratio?

0:3:1:0

1:2:1:0

1:1:1:1

1:1:1:0