MCQOPTIONS
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MCQOPTIONS
This section includes 10 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. |
Which of the following disease associated with the nervous system is caused by disorder in gap junctions? |
| A. | Parkinson’s disease |
| B. | Brain ischemia |
| C. | Stroke |
| D. | Seizures |
| Answer» C. Stroke | |
| 2. |
Which genetic disorder is associated with dysfunction of gap junction? |
| A. | Vohwinkel’s syndrome |
| B. | Down’s syndrome |
| C. | Zellweger Syndrome |
| D. | Bubble Boy Syndrome |
| Answer» B. Down’s syndrome | |
| 3. |
Which cell organelle covers the plasmodesmata of the cells? |
| A. | Ribosome |
| B. | Nucleus |
| C. | Rough endoplasmic Reticulum |
| D. | Smooth endoplasmic reticulum |
| Answer» E. | |
| 4. |
What is the chemical formula for rotigaptide? |
| A. | C28H39N7O9 |
| B. | C28H39N7O8 |
| C. | C28H38N7O9 |
| D. | C27H39N7O9 |
| Answer» B. C28H39N7O8 | |
| 5. |
What is the diameter of a gap junction? |
| A. | 2.2 – 3 nm |
| B. | 3 – 3.2 nm |
| C. | 1.2 – 2 nm |
| D. | 0.2 – 2 nm |
| Answer» D. 0.2 – 2 nm | |
| 6. |
What is the gap junction in nerves called? |
| A. | Chemical synapse |
| B. | Electrical synapse |
| C. | Post synapse |
| D. | Pre synapse |
| Answer» C. Post synapse | |
| 7. |
Gap junctions are absent in __________ |
| A. | Sperm cells |
| B. | Reproductive cells |
| C. | Cardiac cells |
| D. | Brain cells |
| Answer» B. Reproductive cells | |
| 8. |
How many plasmodesmata are present in a plant cell? |
| A. | 10 |
| B. | 100 |
| C. | 1000 |
| D. | 5 |
| Answer» D. 5 | |
| 9. |
Gap junctions are otherwise known as plasmodesmata. |
| A. | True |
| B. | False |
| Answer» C. | |
| 10. |
Who discovered plasmodesmata? |
| A. | Strasburger |
| B. | Boveri |
| C. | J Rhodin |
| D. | Van Beneden |
| Answer» B. Boveri | |