Cementation, Hope this helped.
Answer:
The zygote divides to form a blastocyst and.
Explanation: I do not want to say...
Answer:
what is the probability of this couple having a child who is a non - roller ?
bb X Cc= bC, bc, bC and bc
The probability of the couple having a child who is a non-roller is 1/2
Explanation:
homozygous bb= non-roller father
heterozygous Cc= roller
From the crossing above we have equal halves of both roller and non-roller
1/2 roller
1/2 non-roller while the becomes heterozygous and roller is also heterozygous
I believe your answer would be A.
Hope this helps!!