Natural killer cells: They are defined as the type of cytotoxic lymphocyte which are critical to the innate immune system. The NK cells play an important role in to provide rapid response to tumor formation, virus infected cells, and acting after three days of infection.
While cancer cells die, they release some antigens, than these antigens are recognized by the immune system, and later they are presented on the immune cells which are known as antigen presenting cells. So, if these cells are absent than they increase the chances of developing malignant tumors.
Mitosis is the process in which a singular cell divides into two identical daughter cells, this process is called cell division. The purpose of mitosis is responsible for the growth of new cells and to replace dead cells in the body. Hope this helps :)
<span>Calcium, Phosphorus, Potassium, Sulfur, Sodium, Chlorine, & Magnisium are the seven elements that make up a small fraction (3.7) of living cells.</span>