The Mutations Found in the CF Gene That Result in Cystic

Multiple Choice

The mutations found in the CF gene that result in cystic fibrosis are recessive because

A) Normal or near normal cellular function can occur from the protein produced by the normal allele
B) The CF mutations that occur result in no protein being produced
C) CF mutations only result in a protein that has normal function if there is also a normal CF protein in the cell.
D) CF is fatal and if the alleles that caused CF were dominant it would not be inherited.