Which of the following is a by-product of yeast fermentation?
A) Sugar
B) Chitin
C) Oxygen gas
D) Carbon monoxide
E) Carbon dioxide
E
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The use of compartmentation for the simultaneous but independent regulation of anabolic and catabolic pathways occurs generally in eukaryotes but not in prokaryotes.
Answer the following statement true (T) or false (F)
Building block molecules for biosynthetic pathways come from the cell's catabolic pathways and from the environment.
Answer the following statement true (T) or false (F)
A particular reaction has a negative delta G. However, this reaction takes many years to proceed in the absence of enzyme. Why is this the case?
A. This reaction does not obey the second law of thermodynamics. B. A certain amount of activation energy is required for the reaction to proceed. C. This reaction does not proceed spontaneously. D. The initial free energy of the reactants is much less than the final free energy of the products.
The sugar production reactions of photosynthesis are also called _________ reactions
A. light B. side C. light-independent D. photorespiration E. biosynthetic