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kupik [55]
3 years ago
15

Sally is pregnant and worried that she might be Rh incompatible with her

Biology
1 answer:
4vir4ik [10]3 years ago
4 0

Answer:

The Rh- allele is recessive. So sally is Rh-Rh- and her husband is Rh+Rh-.

The possible genotypes for Punnet's square are: Rh+/-,Rh+/-,Rh-/-,Rh-/-

So the chance to have an Rh+ child is 50%

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