Question

From a cross Aa BB × aa BB, following genotypic ratio will be obtained in {{F}_{1}}
generation [CBSE PMT 1990]
A) 1 Aa BB : 1 aa BB
B) 1 Aa BB : 3 aa BB
C) 3 Aa BB : 1 aa BB
D) All Aa BB : No aa BB

Answer 1

the answer is option A

Answer 2

Option A might be correct.

Hope it helps