What is the expression of traits called?
How are your chances for a mutation increased?
exposure to cystic fibrosis or infectious disease
exposure to radiation or toxic chemicals
advanced age only
from sexual reproduction
Blue eyes are a genetic mutation. If baby Joseph’s mother and father both have heterozygous
genes for brown and blue eyes, what is the likelihood Joseph will have blue eyes?
A gene determines a (n)
Baby Ava’s father has sickle-cell anemia. He has two sickle-cell genes. What is the likelihood Ava
will inherit sickle-cell disease?