Which of the following prevents supercoiling of bacterial DNA?

A) macrolides
B) quinolones
C) penicillins
D) cephalosporins


Answer: B

Biology & Microbiology

You might also like to view...

Turning inorganic carbon into organic carbon is called

A. mineralization. B. eutrophication. C. respiration. D. carbon fixation

Biology & Microbiology

Which structure containing dense connective tissue is found in the skin?

A) epidermis B) hypodermis C) dermis D) integument

Biology & Microbiology

Which method would be the MOST powerful approach to isolating a single mutant from a population of billions?

a. assay for the loss of function b. replica plating c. selection for a gain of function d. screen for the mutant

Biology & Microbiology

Horizontal gene transfer:

a. is also known as lateral gene transfer. b. occurs via transduction. c. occurs via transformation. d. occurs via conjugation. e. All of the above.

Biology & Microbiology