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Microbial Metabolism

Microbial Metabolism
Which of the following does not produce oxygen as a product of photosynthesis?

Phytoplankton
Cyanobacteria
Oak trees
Purple sulfur bacteria

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Microbial Metabolism
The reactions of the cell that are carried out for capturing energy are called

metabolism
anabolism
catabolism
activation energy

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

ionic difference
concentration difference
all of these
pressure difference

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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.

green
red
green and ultraviolet
red and blue

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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° = nFE°
ΔG° = -nFlnE°
ΔG° = -nFE°

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Microbial Metabolism
The role of bacteriophyll in an oxygenic photosynthesis is to

reduce NADP directly
transfer electrons to an intermediate in the sulfide oxidation pathway
use light energy to energize an electron
reduce ferridoxin directly

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