Question. P16 is an example of what type of thing that causes cancer when it stops functiong properly?
Options:
- (A) Toxins
- (B) edema
- (C) gene
- (D) ferns
- (E) CO 2
- (F) PDAs
- (G) HIV
- (H) albino
Answer. (C)
What step-by-step reasoning justifies that answer?
Reasoning: Cancer is a disease that occurs when the cell cycle is no longer regulated. P16 is a regulator of the cell division cycle. Cancer is a disease that occurs when genes like P16 stop functioning properly.