I believe the answer to this one is (A) Single Gene Traits. I searched it up and it says “Widow’s peak occurs when the hairline forms a distinct point in the center of the forehead. Widow’s peak is controlled by a dominant allele (W).”
Interdependence. Animals in a food chain/web are dependent on eachother for survival or death
The name for all organisms that get their nutrients and energy from other organism are called parasites.
Explanation:
fat give your body energy and to help cell growth and helps your body warm
