Disease and mutation

Multiple Choice

How many affected males are in this picture?

• 0

• 3

• 5

• 8

Multiple Choice

A man has one copy of the allele for cystic fibrosis. He_____

• will suffer from CF

• can pass on CF to his offspring

• Neither

Multiple Choice

A mutation occurs when_____

• An organisms DNAchanges

• An organism's lifestyle changes

• An organism's diet changes

Multiple Choice

Mutations_____

• Are always harmful

• Are usually beneficial

• Always have major effect on the organism

• None of these