What is the Normal Function of a Proto-Oncogene

Question

What is the normal function of a proto-oncogene?
A) It suppresses mutational events
B) It fights off parasitic infection
C) It prevents protein assembly
D) It turns on cellular division
E) It turns off cellular division

Accepted Answer

Proto-oncogenes normally function in the regulation of cellular processes such as cell division. When these genes are activated in a controlled manner, they promote the growth and division of cells.