The respiratory system works with the digestive and circulatory systems to make cellular respiration possible. During cellular respiration, your cells use oxygen and glucose to release energy. Carbon dioxide is a waste product of the process. Carbon dioxide must be removed from cells.
Info from: Google lolz.
Do you genuinely want help or ru trolling bc that’s actually common sense lol
They mainly target airway epithelial cells
Answer:
Yes. Indeed they are...(?)
