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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
blue
ultraviolet

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Microbial Metabolism
In an oxygenic photosynthesis, the green and the purple bacteria do not use which of the following one as an electron source?

H2
S (elemental sulphur)
H2O
H2S

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Microbial Metabolism
The acquisition energy by glucose fermentation requires

the enzyme formic-hydrogen lyase
substrate-level phosphorylation
long-chain fatty acid oxidation
electron transport of electrons from NADH

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Microbial Metabolism
During the reduction phase of the Calvin cycle, phosphoglyceric acid is reduced to______utilizing________as the reduction source.

phosphoglyceraldehyde; NADH+H+
phosphoglyceraldehyde; NADPH+H+
ribulose 1,5 - bisphosphate; NADH+H+
pyruvic acid; NADPH+H+

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

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

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Microbial Metabolism
Hexose monophosphate pathway is also known as

phosphogluconate pathway
oxaloacetate pathway
malate pathway
fumerate pathway

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