Question

Which statement about cystic fibrosis is true?(1 point)

Responses

Carriers have an advantage over people who do not have the cystic fibrosis mutation
Carriers have an advantage over people who do not have the cystic fibrosis mutation

Cystic fibrosis affects a person's ability to make normal red blood cells
Cystic fibrosis affects a person's ability to make normal red blood cells

Cystic fibrosis is caused by a deletion of one codon in the DNA molecule
Cystic fibrosis is caused by a deletion of one codon in the DNA molecule

Cystic fibrosis is caused by a mutation in which a dominant allele replaces a recessive allele
Cystic fibrosis is caused by a mutation in which a dominant allele replaces a recessive allele

Answer 1

[AI-generated answer — Bot GPT 3.5]

Cystic fibrosis is caused by a mutation in which a dominant allele replaces a recessive allele.