Acetylation Adds a ____ Group ____

Multiple Choice

Acetylation adds a ____ group ____.

A) CH₃CO-; to the cytosine nucleotides of DNA
B) CH₃CH₂-; to the DNA of a promoter sequence
C) CH₃CO-; to the histone protecting the transcription unit of a gene
D) CH₃CO-; to the histone protecting the promoter region of a gene
E) CH₃CH₂-; to the RNA polymerase that will initiate transcription at the promoter region