Absorbing CO2 into the blood is a part of the respiratory system!
Answer:
an increase in the diameter of the skeletal muscles
Explanation:
The muscle adapts to aerobic exercise by an increase in mitochondrial density to provide enough energy to the cell through respiration, an increase in capillary density to supply nutrients to the tissues and increase blood flow, an increase in the number of oxidative fibers to help in energy regeneration and an increase in the concentration of oxidative enzymes.
Sexual reproducing creatures!
Ciliate- D
Spore- C
Alge - A
Protozoan- B
Hope this helps!
-Payshence xoxo
