They're called endorphins!
Explanation:
Cancer occurs in dividing cells only because genetic materials divide into two equal portions during division. This process may be interrupted by carcinogenes or mutagenes to make mutate cells and then render them as cancer cells. In the brain, the cells are differentiated and there is no chance to start division, then how can cancer be found in the brain.
Answer:
The answer is probably hormone
Explanation:
Protein would not be made. Like the above answer, the poor little cell would die.
Answer:
an advantage is living cells can be examined in their natural state without previously being killed, fixed, and stained
