Why do many cancer patients undergoing chemotherapy lose their hair?
A. The cancerous cells take up too much of the body's available energy, leaving none available for hair growth
B. Most types of cancer start in the hair follicles
C. Chemotherapy treatments block the synthesis of keratin, the primary protein
component of hair
D. Chemotherapy treatments disrupt meiosis
E. Chemotherapy treatments stop cell division, and therefore have the most pronounced side effects on tissues that normally have the highest rates of cell division, such as hair