It is 4. the reproductive cycles of males and females are regulated by hormones
D. Most of the energy that drives metabolism is supplied by ATP
Answer: yup. That, and water or air.
Explanation:
Answer:
Heart rate goes up, breathing gets labored
Explanation: heart using more blood to work, and then the heart needs more oxygen to work so it forces u to breathe more
Hope this helped!
Answer:
through mitosis and DNA replication im pretty sure
Explanation: