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.
I think the right answer is that it's "false"
The main function of mitosis is to allow for growth and development and to replace dead and or decayed tissue.
C because I had the same question and my teacher said it was c