Discussion
Home ‣ Microbiology ‣ Energy Release and Conservation Comments
- Question
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
- Correct Answer
- Entner-Doudoroff pathway
- 1. 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
- 2. Adenosine triphosphate is a type of
Options- A. fatty acid
- B. amino acid
- C. nucleotide
- D. steroid Discuss
- 3. 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 Discuss
- 4. 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
- 5. 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
- 6. 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
- 7. 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
- 8. In lactic acid fermentation, the final electron acceptor would be
Options- A. fructose
- B. pyruvate
- C. glucose
- D. acetyl-CoA Discuss
- 9. In anaerobic respiration, the final electron acceptor can be
Options- A. oxygen
- B. nitrate
- C. pyruvate
- D. acetyl-CoA Discuss
- 10. Before most molecules can enter the Krebs citric acid cycle, they must be converted to
Options- A. citric acid
- B. oxaloacetic acid
- C. NADH or FADH
- D. acetyl-CoA Discuss
Energy Release and Conservation problems
Search Results
Correct Answer: feedback inhibition of enzyme activity
Correct Answer: nucleotide
Correct Answer: loss of the enzymes proper shape
Correct Answer: ATP
Correct Answer: releases energy for work
Correct Answer: lesser than by aerobic metabolism
Correct Answer: 0
Correct Answer: pyruvate
Correct Answer: nitrate
Correct Answer: acetyl-CoA
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