Question

Cystic fibrosis is a recessive genetic disorder. Ron is homogenous dominant and Nancy is a carrier of Cystic fibrosis. Use a Punnent square to predict the prabability that one of their children will have Cystic fibrosis. I got 100% Is that right???

Answer 1

None of their children will have Cystic fibrosis, however, there is a 50% chance that they will be a carrier. 50% will be homozygous dominant, without the disease and 50% are heterozygous, without the disease.

Answer 2

I wrote something wrong on accident. I put homogenous instead of homozygous. Does that make a difference? D:

Answer 3

no. i knew what you meant anyways

Answer 4

So, how would I draw this punnent square? I was lost at the "carrier" part.

Answer 5

F F
F FF FF
f Ff Ff

Answer 6

hope this helped