Microbial Metabolism
Assimilatory sulfate reduction involves the nucleotide __________ during the incorporation of H2S in the production of __________ .

GTP; cytosine
ATP; methionine
ATP; cytosine
UTP; cytosine

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Microbial Metabolism
Dolichol phosphate is

a chaperone used in protein folding
a complex lipid involved in docking vesicles with the plasma membrane
the anchor on which sugars assemble before transfer to proteins
a product of phospholipase C activation

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Microbial Metabolism
The mechanism of passive or facilitated diffusion require

metabolic energy
concentration of solute against an electrochemical gradient
accumulation of solute against an electrochemical gradient
accumulation or concentration of solute against an electrochemical gradient

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