Answer:
An enzyme is a type of protein found within a cell. Enzymes create chemical reactions in the body. They actually speed up the rate of a chemical reaction to help support life.
Answer: Dolphins
Explanation:
Dolphins are well-documented as intelligent animals. They can recognize themselves in a mirror and communicate with each other. Their large brain is structured for awareness and emotion, and dolphin brains are even more structurally complex than those of humans.
Aldosterone is the right answer
Answer:
C. the hip bones found in some species of snake