When a cross is conducted between black feathered hen and a white feathered cock, blue feathered fowls are formed. When these fowls are allowed for interbreeding, in F2 generation, there are 20 blue fowls. What would be the number of black and white fowls?

Question

When a cross is conducted between black feathered hen and a white feathered cock, blue feathered fowls are formed. When these fowls are allowed for interbreeding, in F2 generation, there are 20 blue fowls. What would be the number of black and white fowls? (A) Black 20, white 10 (B) Black 20, white 20 (C) Black 10, white 10 (D) Black 10, white 20

Tardigrade Admin · Accepted Answer

Black feathered hen = BB White feathered cock = bb Blue feathered fowl = Bb

Q. When a cross is conducted between black feathered hen and a white feathered cock, blue feathered fowls are formed. When these fowls are allowed for interbreeding, in F2 generation, there are 20 blue fowls. What would be the number of black and white fowls?

Black 20, white 10

Black 20, white 20

Black 10, white 10

Black 10, white 20

Black feathered hen = BB White feathered cock = bb Blue feathered fowl = Bb