In humans, cystic fibrosis is a recessive genetic disorder that results in mucus clogging major organs. If both parents are genetically heterozygous for cystic fibrosis, then what are their chances of having a child with the disease?

Question

Biology

Cooper Waller

12 August, 10:07

In humans, cystic fibrosis is a recessive genetic disorder that results in mucus clogging major organs. If both parents are genetically heterozygous for cystic fibrosis, then what are their chances of having a child with the disease?

+5

Answers (1)

Know the Answer?

Silvia · Answer 1

25% since there's a 25% chance they'd be homozygous dominant (not have CF) and a 50% chance they'd be heterozygous dominant (not have CF) then the last 25% is the potential they'd be homozygous recessive (have CF)