Multiple Choice
Cystic fibrosis is caused by a recessive gene.If C = normal and c = cystic fibrosis,how can a child with cystic fibrosis have two parents who do not have cystic fibrosis?
A) The child has a genotype of CC.
B) The parents have genotypes of CC and Cc.
C) The parents have genotypes of Cc and Cc.
D) The child has a genotype of Cc.
Correct Answer:

Verified
Correct Answer:
Verified
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