Both parents are carriers of the defective cf gene, what is the chance that their child will have cystic fibrosis? 0% 25% 50% 100%

tissue

explanation:

it is actually formed by geoup of cells which is tissue

the answer would be 2, if crossing over doesn’t occur 2 out of 4 of the daughter cells will have that allele.

hope this : )

you need more balloons

answer; somatic;