Question

3. When a hybrid black guineapig is crossed
with a pure white guineapig the offspring
of F, will be
a. 1:2:1
b. 1:1
C. 3 : 1
d. None of them​

Answer 1

b. 1:1

Explanation:

Bb ....gives B and b

bb....gives b

which gives Bb and bb

so the ratio will be 1:1

hope it helps you!