What Gene Encodes a Protein That Will Inhibit Cell Division

Question

What gene encodes a protein that will inhibit cell division?
A) angiogenesis inhibitor
B) growth factor
C) oncogene
D) tumor-suppressor gene

Accepted Answer

Tumor-suppressor genes encode proteins that inhibit cell division and promote DNA repair. Loss or mutation of tumor-suppressor genes can lead to uncontrolled cell growth and cancer.