Adding Acetyl Groups Makes Genes Accessible to Transcription by

Multiple Choice

Adding acetyl groups makes genes accessible to transcription by

A) increasing the pH of the cell.
B) making histones loosen their grip on the DNA molecule.
C) modifying the nucleotides of the promoter region of the DNA molecule.
D) enhancing the activity of RNA polymerase.
E) enhancing the development of a DNA-RNA hybrid.