Which of the Following Is a True Statement About Repressor

Multiple Choice

Which of the following is a true statement about repressor proteins?

A) In most cases, they bind the DNA in a dimeric or oligomeric form.
B) They do not have allosteric properties.
C) They bind to a regulatory gene.
D) They are produced by the operator site.
E) They bind to a site near the promoter that does not overlap with the binding site for RNA polymerase.