Polymyxins target ________ and thus are effective against ________ bacteria

a. LPS / gram-negative
b. LPS / gram-positive
c. peptide interbridges / gram-negative
d. peptide interbridges / gram-positive


Answer: A

Biology & Microbiology

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No change in volume will occur in a cell place in a ______ solution

Fill in the blank(s) with the appropriate word(s).

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Action potentials are

a. faster in neurons than in muscle cells. b. faster in muscle cells than in neurons. c. essentially the same in neurons and muscle cells. d. completely different in neurons and muscle cells. e. none of these.

Biology & Microbiology

What fraction of the time will a cross of Aa BB cc with Aa Bb CC produce an offspring of genotype Aa

Bb CC? a. 1/32 b. 1/16 c. 3/32 d. 1/8 e. 0

Biology & Microbiology

Which of the following metabolic disturbances is not associated with diabetes mellitus?

a. ketoacidosis b. cretinism c. hyperglycemia d. dehydration e. electrolyte imbalance

Biology & Microbiology