A protein that regulates transcription by binding to the operator is known as the  

A.  operon.
B.  repressor.
C.  promoter.
D.  operator.
E.  CAP.


B.  repressor.

Biology & Microbiology

You might also like to view...

Identify the role of oxygen in photosynthesis.

A. It is the initial electron releaser. B. It is the final electron acceptor. C. It is a waste product in the light reactions. D. It is split to form sugar.

Biology & Microbiology

Populations can be described in terms of their diversity and stability

What will be an ideal response?

Biology & Microbiology

How might a researcher best determine the location of a protein in a cell?

a. studying the amino acid sequence of the protein b. fusing a fluorescent tag to the protein to visualize its cellular location under a microscope c. attaching an antibiotic tag to the protein and determining its location using DNA microarrays d. analyzing the untranslated regions of the gene encoding the protein e. understanding the protein’s function

Biology & Microbiology

Which of the following is not an example of a monosaccharide?

A. glucose B. ribose C. fructose D. cellulose E. All of the answer choices are correct.

Biology & Microbiology