Which of the following is the best prediction of another body system that would have also been increasing its function, especially between minutes 5 and 7 of exercise A.
Immune

B.
Excretory

C.
Respiratory

D.
Digestive

under a microscope, cancer cells may look very different from normal cells. they often have different sizes and some may be larger than normal while others are smaller. cancer cells are often abnormally shaped and the control centre of the cell (the nucleus) may have an abnormal appearance.

i think? ?