Question 16

(Multiple Choice)

About 5% of those with Rubinstein- Taybi syndrome develops cancer as a result to decreased gene expression.This is directly linked to abnormal histone modification caused by a dysfunctional enzyme.What enzyme is this?


A)DNA methyltransferase DMT
B)BRCA1
C)histone deacetyltransferase HDAC
D)histone acetylase HAT
E)No enzyme could cause this as cancer is caused only by direct DNA mutations.

Answer