Discussion
Home ‣ Microbiology ‣ Enzyme Reaction Comments
- Question
Denaturation of an enzyme refers to the
Options- A. improper arrangement of the enzyme in a metabolic pathway
- B. loss of the enzymes proper shape
- C. formation of the enzymes proper shape
- D. formation of a new isozyme for that enzyme
- Correct Answer
- loss of the enzymes proper shape
- 1. To a living organism, which of the following has the greatest amount of available energy per molecule?
Options- A. ATP
- B. ADP
- C. AMP
- D. H2O Discuss
- 2. An exergonic reaction is one that
Options- A. requires energy to proceed
- B. releases energy for work
- C. gives off much heat
- D. looses energy Discuss
- 3. An endergonic reaction is one that
Options- A. requires energy in order to proceed
- B. releases energy for work
- C. gives off much heat
- D. looses energy Discuss
- 4. In the reaction, C6H12O6+ 6O2 ? 6CO2 + 6H2O + energy, which component is being oxidized?
Options- A. C6H12O6
- B. O2
- C. CO2
- D. H2O Discuss
- 5. If the Keq for an enzymatic reaction is greater than 1, the reaction
Options- A. will be endergonic
- B. can not occur without the input of energy
- C. both (a) and (b)
- D. none of these Discuss
- 6. Adenosine triphosphate is a type of
Options- A. fatty acid
- B. amino acid
- C. nucleotide
- D. steroid Discuss
- 7. The ability of CTP to bind to aspartate carbamoyltransferase and shut down the synthesis of more CTP is an example of
Options- A. enzyme induction
- B. enzyme repression
- C. feedback inhibition of enzyme activity
- D. none of these Discuss
- 8. Glucose can be broken down to pyruvate by
Options- A. Entner-Doudoroff pathway
- B. tricarboxylic acid cycle
- C. both (a) and (b)
- D. none of these Discuss
- 9. The amount of ATP produced by a cell from glucose when metabolizing it by fermentation means is
Options- A. greater than by aerobic metabolism
- B. lesser than by aerobic metabolism
- C. exactly or approximately equal to by aerobic metabolism
- D. none of these Discuss
- 10. How many oxygen molecules are required in the fermentation of one molecule of glucose to ethanol and CO2?
Options- A. 0
- B. 1
- C. 2
- D. 36 Discuss
Enzyme Reaction problems
Search Results
Correct Answer: ATP
Correct Answer: releases energy for work
Correct Answer: requires energy in order to proceed
Correct Answer: C6H12O6
Correct Answer: none of these
Correct Answer: nucleotide
Correct Answer: feedback inhibition of enzyme activity
Correct Answer: Entner-Doudoroff pathway
Correct Answer: lesser than by aerobic metabolism
Correct Answer: 0
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