Histone Acetyl Transferases Exert Their Effect on Gene Activity by

Histone acetyl transferases exert their effect on gene activity by

A) introducing negative charges on the glutamic acids of histones.
B) neutralizing positive charges on the lysines of histones.
C) increasing the affinity of transcriptional activators for DNA.
D) increasing the affinity of transcriptional inhibitors for DNA.
E) modifying the DNA sequence of the promoter.