Answer :
Option A is your answer
You are exercising, doing aerobics or a stair climber at your fitness center. as you increase to a high intensity of exercise, you would expect the tidal volume to increase and the frequency of respiration to increase.
I would have to say A. ribosomes are known to break and release their digestive juices into the cell upon cell death. thus killing them
Nucleic acids store and transmit genetic information that you inherited from your parents.
Answer:
when an object smashed into early Earth. .Explanation: no explanation just the answer