Which of the following is NOT an inhibitor of DNA and RNA synthesis?

A. Rifampin
B. Erythromycin
C. Metronidazole
D. Nalidixic acid


Ans: B. Erythromycin

Biology & Microbiology

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The ancestor to all plants is believed to be

a. a green alga. b. a red alga. c. a brown alga, like kelp. d. a diatom. e. a sea grass.

Biology & Microbiology

Which of the following examples would represent basic science?

What will be an ideal response?

Biology & Microbiology

Within a lab, a scientist has two samples-the first is a prion sample, while the second is a viroid sample. But those pesky labels have come off of the flasks! She wants to run a simple analysis to determine which one is which

What type of molecule would she look for to determine which one is which? A. Lipids B. DNA C. Protein D. Polysaccharides

Biology & Microbiology

Which one of the following food contaminations is best prevented by cooking to safe temperatures?

A) Botulism B) E. coli C) Spoilage D) Acidophilus

Biology & Microbiology