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Microbial Metabolism

Microbial Metabolism
The bacteriochlorophylls used by the anoxygenic bacteria have absorbance maxima located in the_____portion(s) of the spectrum.

infrared
green
ultraviolet
blue

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Microbial Metabolism
Entner - Doudoroff pathway is not found in

Both (a) and (b)
eukaryotes
aerobic prokaryotes
anaerobic prokaryotes

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Microbial Metabolism
The glyoxylate cycle is used by some microorganisms when___________ is the sole carbon source.

carbon dioxide
nitrate
acetate
all of these

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

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

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Microbial Metabolism
Which of the following catalyze liberation of orthophosphate from organic P compounds and inorganic pyrophosphate ?

Alkaline phosphates
Hydrogenase
Protease
Oxidoreductase

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Microbial Metabolism
When acetate is the sole source of carbon for some microorganisms, the cycle which is used, is called

pentose phosphate pathway
glyoxylate pathway
glycolyic pathway
oxaloacetate pathway

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