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Microbial Metabolism

Microbial Metabolism
Nitrogen fixation is a process that requires

both (a) and (b)
an anaerobic environment
an aerobic environment
energy

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Microbial Metabolism
The chlorophyll molecules used by eucaryotes and cyanobacteria absorb radiant energy in the____________portion(s) of the visible spectrum.

red
green and ultraviolet
green
red and blue

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Microbial Metabolism
In order to get inorganic phosphorous into organic compounds, the phosphate ion is incorporated via

both (a) and (b)
DNA
oxidative phosphorylation
substrate level phosphorylation

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Microbial Metabolism
Incorporation of atmospheric N2to NH4+ occurs via the process of

deamination
nitrogen fixation
transamination
assimilatory nitrate reduction

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Microbial Metabolism
Entner - Doudoroff pathway is not found in

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

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Microbial Metabolism
If ΔG of a chemical reaction is positive in value and keq is less than 1 then the chemical reaction will

proceed in reverse direction
proceeed in forward direction
not take place in any of the direction
none of these

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