What is a change in an organism that allows for it to survive in its environment?
A. homologous
B. vestigial
C. variation
D. adaptation

D.

Explanation:

d adaptation

Explanation:

its an adaptation because its a change that helps the organism survive

what statement best describes the difference between the sympathetic and parasympathetic nervous systems?

the sympathetic nervous system prepares the body for intense physical activity and is often referred to as the fight-or-flight response. the parasympathetic nervous system has almost the exact opposite effect and relaxes the body and inhibits or slows many high energy functions.