Which binds to the operator of the lac operon?

A) permease
B) beta galactosidase
C) activator
D) repressor
E) lactose


Answer: D

Biology & Microbiology

You might also like to view...

Anabolic pathways of metabolism are pathways that ________________________

A. build complex molecules from simple ones B. release stored chemical energy C. take place primarily in skeletal muscle D. make large quantities of ATP

Biology & Microbiology

Dideoxy nucleotides are used in which of the following processes?

A. Microarray analysis.B. Transformation. C. PCR. D. making a recombinant plasmid. E. DNA sequencing.

Biology & Microbiology

Tissue development in primary shoot growth begins with the ________

a. shoot apical meristems b. lateral meristem c. lateral buds d. vascular bundles

Biology & Microbiology

Microorganisms play an active role in the formation of industrial products. Which of the following is mismatched?

A) Penicillium — treatment of disease B) Saccharomyces cerevisiae — for fermentation C) Rhizobium — increases nitrogen in the soil D) Bacillus thuringiensis — insecticide E) algae — citric acid

Biology & Microbiology