Plaque assays are used for

A) evaluating the cancer-causing ability of a virus.
B) determining the density of phage in a culture.
C) the study of prions.
D) cultivating viruses that cannot be grown any other way.
E) counting the number of latent phages in a cell.


B

Biology & Microbiology

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Which of the following viral components is

NOT typical of a plant virus?

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The plasma membrane is composed of a phospholipid bilayer and associated proteins. What else is commonly found in the plasma membranes of animal cells?

A) amino acids B) ethanol C) cholesterol D) nucleic acids

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The best explanation for why a mouse develops into a mouse and not a human is

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