Choose the Correct Answer from the List Below

Choose the correct answer from the list below. Not all of the answers will be used.
-______________: A group of genes that are closely related and are produced as a single mRNA.

A) divalent cation
B) primer
C) stem loop
D) operon
E) consensus
F) amanitin
G) transcription
H) translation
I) repressor
J) transcription bubble
K) catabolite repression
L) promoters