43. The specific enzyme/(s) of the glyoxylate cycle is/are
A.isocitrate lyase
B.malate synthase
C.both (a) and (b)
D.anaplerotic

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44. If ΔG of a chemical reaction has a negative value, the reaction
A.releases energy
B.requires energy
C.both (a) and (b)
D.none of these

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45. The catabolic reaction, pentose-phosphate exists in
A.prokaryotic cells
B.eukaryotic cells
C.prokaryotic and eukaryotic cells both
D.none of these

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46. Entner - Doudoroff pathway is not found in
A.aerobic prokaryotes
B.anaerobic prokaryotes
C.Both (a) and (b)
D.eukaryotes

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47. Aerobic catabolism of glucose yields how much energy (ATP synthesized) relative to glucose fermentation?
A.Slightly less
B.About the same
C.Twice as much
D.More than 10 times as much

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48. The bacteriochlorophylls used by the anoxygenic bacteria have absorbance maxima located in the_____portion(s) of the spectrum.
A.green
B.blue
C.ultraviolet
D.infrared

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49. 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)
A.ΔG° = -nFE°
B.ΔG° = nFE°
C.ΔG° = -nFlnE°
D.ΔG° = nFlnE°

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