Answer:
El material genético es importante porque le dice a sus células cómo funcionar y ayudarlo a sobrevivir.
Explanation:
Carbon dioxide, Water (sweat), and Energy in the form of ATP.
Despite the fact that the female lays the eggs and the young develop outside her body, since the sperm and the egg combine inside the female, internal fertilization takes place.
I hope this helps you! (:
C. esophagus. it does not secrete any enzymes. its just do peristalsis. which is a rhythmic contractions and relaxations of muscles to push food along the gut