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Microbial Metabolism

Microbial Metabolism
Entner-Doudoroff pathway is found in

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

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Microbial Metabolism
DAHP synthetase catalyzes the condensation of

both (a) and (b)
phosphoenol pyruvate
phenylalanine
erythrose-4-phosphate

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

green
blue
infrared
ultraviolet

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Microbial Metabolism
In establishing proton gradient for chemiosmotic ATP generation by aerobic respiration the terminal electron acceptor is

sulfate
nitrate
oxygen
CO2

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Microbial Metabolism
In the passive diffusion, solute molecules cross the membrane as a result of

concentration difference
ionic difference
all of these
pressure difference

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Microbial Metabolism
The relationship between an oxidation-reduction potential difference and the standard free energy change is (where n is the number of moles of electron transferred, F= Faraday's constant and E°= standard oxidation-reduction potential difference)

ΔG° = nFlnE°
ΔG° = -nFlnE°
ΔG° = -nFE°
ΔG° = nFE°

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