MCQOPTIONS
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MCQOPTIONS
This section includes 9 Mcqs, each offering curated multiple-choice questions to sharpen your Cell Biology knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
For each molecule of glucose, how many times does the TCA cycle proceed? |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» C. 3 | |
| 2. |
The enzyme aconitase is responsible for ________________ |
| A. | polymerization |
| B. | degradation |
| C. | assembly |
| D. | isomerization |
| Answer» E. | |
| 3. |
In the TCA cycle, which of the following combines with Acetyl CoA to form a 6 carbon compound? |
| A. | oxaloacetate |
| B. | glucose |
| C. | pyruvate |
| D. | thiamine |
| Answer» B. glucose | |
| 4. |
Acetyl CoA is a _____________ carbon compound. |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» C. 3 | |
| 5. |
Polysaccharides, fats and proteins break down into metabolites of __________________ |
| A. | Glycolysis |
| B. | TCA cycle |
| C. | RNA repair |
| D. | Membrane synthesis |
| Answer» C. RNA repair | |
| 6. |
Which of the following is an important end product of disassembly of fatty acids? |
| A. | Acetyl CoA |
| B. | Succinate dehydrogenase |
| C. | Pyruvate |
| D. | DNA gyrase |
| Answer» B. Succinate dehydrogenase | |
| 7. |
How many reactions that occur in the TCA cycle transfer electrons from a substrate to an electron accepting enzyme? |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» E. | |
| 8. |
Which of the following is also known as Krebs cycle? |
| A. | Electron transport chain |
| B. | Glycolysis |
| C. | TCA cycle |
| D. | DNA Replication |
| Answer» D. DNA Replication | |
| 9. |
All enzymes of the TCA cycle reside in the mitochondrial membrane. |
| A. | True |
| B. | False |
| Answer» C. | |