Answer:
craving is the correct answer to the question i think
During exercise, we undergo respiration. Therefore, we need oxygen and release carbon dioxide and water as waste products. When exercise become vigorous, we only run on anaerobic respiration with little oxygen, then lactic acid becomes a waste product instead of carbon dioxide and water. This occurs due to incomplete breakdown of glucose.
Best answer is C. lactic acid.
B. Lymphokines
<span>Lymphokines are a product of T-cells that act as communicators.</span>
True :) answers although may vary depending
