MCQOPTIONS
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MCQOPTIONS
This section includes 66 Mcqs, each offering curated multiple-choice questions to sharpen your Cell Biology knowledge and support exam preparation. Choose a topic below to get started.
| 51. |
What do you mean by leukocyte extravasation? |
| A. | Movement of leukocytes to tissues |
| B. | Movement of leukocytes to blood |
| C. | Lysis of leukocytes |
| D. | Formation of leukocytes |
| Answer» B. Movement of leukocytes to blood | |
| 52. |
What is the function of tight junctions in epithelial cells? |
| A. | Separation of fluids |
| B. | Biocatalyst to enzymes |
| C. | Protection |
| D. | Support and structure |
| Answer» B. Biocatalyst to enzymes | |
| 53. |
EPLIN acts as an enhancer for the binding process of actin cytoplasm and catenims. |
| A. | True |
| B. | False |
| C. | May be True or False |
| D. | Can't say |
| Answer» B. False | |
| 54. |
What is macula adhaerens? |
| A. | Adheren junction |
| B. | Plasmodesmata |
| C. | Cadherins |
| D. | Desmosomes |
| Answer» E. | |
| 55. |
Cell junction is abundant in __________ |
| A. | Hepatic cells |
| B. | Cardiac cells |
| C. | Epithelial cells |
| D. | Prokaryotic cells |
| Answer» D. Prokaryotic cells | |
| 56. |
Which component is present in the cell wall of fungi? |
| A. | Cellulose |
| B. | Hemicellulose |
| C. | Chitin |
| D. | Pectin |
| Answer» D. Pectin | |
| 57. |
Which of the following cell wall component can effectively defend against lysozyme? |
| A. | Peptidoglycan |
| B. | Pseudomurein |
| C. | Chitin |
| D. | Biogenic opal |
| Answer» C. Chitin | |
| 58. |
Which of the following is the first observed tight junction proteins? |
| A. | Zonula occludens – 1 |
| B. | Zonula occludens – β |
| C. | Zonula occludens – A |
| D. | Zonula occludens – α |
| Answer» B. Zonula occludens – β | |
| 59. |
Which of the following is the result of platelet interaction? |
| A. | Tearing of cells |
| B. | Coagulation |
| C. | Antigen response |
| D. | Inflammation |
| Answer» C. Antigen response | |
| 60. |
The endocytosis happens in the apical surface and the exocytosis happens in the basolateral surface. |
| A. | True |
| B. | False |
| C. | May be True or False |
| D. | Can't say |
| Answer» B. False | |
| 61. |
Which of the following disease is associated with the disruption of hemidesmosomes? |
| A. | Atherosclerosis |
| B. | Epidermolysis bullosa |
| C. | Myocardial infarction |
| D. | Zellweger syndrome |
| Answer» C. Myocardial infarction | |
| 62. |
What is the key role of fibroblasts? |
| A. | Protecting the cell |
| B. | Producing extracellular matrix |
| C. | Producing lytic enzymes |
| D. | Providing structure |
| Answer» C. Producing lytic enzymes | |
| 63. |
What is the range of molecular weight of laminins? |
| A. | 400 to 900 kDa |
| B. | 400 to 900 Da |
| C. | 500 to 1000 kDa |
| D. | 500 to 1000 Da |
| Answer» B. 400 to 900 Da | |
| 64. |
Which of the following helps in the attachment of cell to the extracellular matrix? |
| A. | Cell-matrix fusion complex |
| B. | Cell-matrix adhesion complex |
| C. | Cell-matrix substitution complex |
| D. | Cell-matrix addition complex |
| Answer» C. Cell-matrix substitution complex | |
| 65. |
How many exons do the syndecan have? |
| A. | 3 |
| B. | 4 |
| C. | 5 |
| D. | 6 |
| Answer» D. 6 | |
| 66. |
What is the key role of Chondroitin sulfate proteoglycans? |
| A. | Extracellular matrix interaction |
| B. | Protection to cell |
| C. | Production of proteins |
| D. | Digesting the toxins |
| Answer» B. Protection to cell | |