Borrelia is classified as a spirochete because it

A) is aerobic.
B) possesses an axial filament.
C) is a rod.
D) is a pathogen.
E) is transmitted by ticks.


B

Biology & Microbiology

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A new drug is found to act by blocking the incorporation of subunits into sterol molecules for the cell membrane.  Which statement is true?

A. Most bacteria would be unaffected by this drug. B. Only archaeal cells would be affected by this drug. C. This kind of drug would destroy viruses only. D. Only biofilms would be affected by this drug. E. A drug with this mechanism would be an excellent antibiotic.

Biology & Microbiology

What is the maximum length of a polypeptide encoded by an mRNA that is 45 nucleotides long?

What will be an ideal response?

Biology & Microbiology

The light-independent reactions of photosynthesis ____

a. fix carbon dioxide b. release oxygen c. cannot occur in light d. generate ATP e. use ADP

Biology & Microbiology

With ____, individual cells can be coaxed to divide and form embryos in a laboratory

a. in vitro fertilization b. sexual reproduction c. tissue culture propagation d. vegetative reproduction e. grafting

Biology & Microbiology