MCQOPTIONS
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MCQOPTIONS
This section includes 21 Mcqs, each offering curated multiple-choice questions to sharpen your Life Sciences knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following chromosomal alteration causes retinoblastoma? |
| A. | Deletion in chromosome 11 |
| B. | Translocation between chromosome 9 and 22 |
| C. | Deletion in chromosome 13 |
| D. | Translocation between chromosome 8 and 21 |
| Answer» D. Translocation between chromosome 8 and 21 | |
| 2. |
Which of the following mutation causes Burkitt’s lymphoma? |
| A. | Point mutation |
| B. | Chromosomal translocation |
| C. | Deletion |
| D. | Duplication |
| Answer» C. Deletion | |
| 3. |
Which of the following is NOT the example of proto-oncogenes? |
| A. | Rb |
| B. | Src |
| C. | Myc |
| D. | Abl |
| Answer» B. Src | |
| 4. |
What is angiogenesis? |
| A. | Differentiation process |
| B. | Growth factors |
| C. | Contact inhibition |
| D. | Blood vessel formation |
| Answer» E. | |
| 5. |
Arrange the following sequences of tumor development in the correct order?1) Metastasis2) Progression3) Promotion4) Initiation |
| A. | 2, 3, 4, 1 |
| B. | 4, 3, 2, 1 |
| C. | 1, 2, 3, 4 |
| D. | 1, 3, 4, 2 |
| Answer» C. 1, 2, 3, 4 | |
| 6. |
Name the process of transition from normal cells to cancerous cells? |
| A. | Ubiquitylation |
| B. | Polymerization |
| C. | Transformation |
| D. | Metastasis |
| Answer» D. Metastasis | |
| 7. |
WHICH_OF_THE_FOLLOWING_IS_NOT_THE_EXAMPLE_OF_PROTO-ONCOGENES??$ |
| A. | Rb |
| B. | Src |
| C. | Myc |
| D. | Abl |
| Answer» B. Src | |
| 8. |
WHAT_IS_ANGIOGENESIS??$ |
| A. | Differentiation process |
| B. | Growth factors |
| C. | Contact inhibition |
| D. | Blood vessel formation |
| Answer» E. | |
| 9. |
Which of the following chromosomal alteration causes retinoblastoma?$ |
| A. | Deletion in chromosome 11 |
| B. | Translocation between chromosome 9 and 22 |
| C. | Deletion in chromosome 13 |
| D. | Translocation between chromosome 8 and 21 |
| Answer» B. Translocation between chromosome 9 and 22 | |
| 10. |
Which of the following mutation causes Burkitt’s lymphoma?$# |
| A. | Point mutation |
| B. | Chromosomal translocation |
| C. | Deletion |
| D. | Duplication |
| Answer» C. Deletion | |
| 11. |
Name the chemical carcinogen which causes prostate cancer. |
| A. | Radon |
| B. | Arsenic |
| C. | Cadmium |
| D. | Asbestos |
| Answer» D. Asbestos | |
| 12. |
If DNA is damaged, which of the following gene arrest cell cycle? |
| A. | Rb |
| B. | p53 |
| C. | Hedgehog receptor |
| D. | p16 |
| Answer» C. Hedgehog receptor | |
| 13. |
Name the genes which directly inhibit cell growth or promote cell death. |
| A. | Gatekeeper genes |
| B. | Caretaker genes |
| C. | Checkpoints |
| D. | Transcription factors |
| Answer» B. Caretaker genes | |
| 14. |
Arrange the following sequences of tumor development in the correct order? |
| A. | Metastasis |
| B. | Progression |
| C. | Promotion |
| D. | Initiation |
| Answer» C. Promotion | |
| 15. |
Which of the following is the characteristic of a cancer cell? |
| A. | Density dependent inhibition |
| B. | Contact inhibition |
| C. | Loss of anchorage dependence |
| D. | Apoptosis |
| Answer» D. Apoptosis | |
| 16. |
Name the process of transition from normal cells to cancerous cells? |
| A. | Ubiquitylation |
| B. | Polymerization |
| C. | Transformation |
| D. | Metastasis |
| Answer» D. Metastasis | |
| 17. |
What is the origin of the cancerous cells? |
| A. | Monoclonal |
| B. | Polyclonal |
| C. | Stem cells |
| D. | Mesodermal cells |
| Answer» B. Polyclonal | |
| 18. |
Which of the following is NOT the type of cancer? |
| A. | Carcinomas |
| B. | Sarcomas |
| C. | Leukemia |
| D. | Caspases |
| Answer» E. | |
| 19. |
Name the process by which a malignant cell spread throughout normal cells? |
| A. | Transformation |
| B. | Metastasis |
| C. | Invasiveness |
| D. | Progression |
| Answer» D. Progression | |
| 20. |
All tumor cells are cancerous cells. |
| A. | True |
| B. | False |
| Answer» C. | |
| 21. |
Name the cells which lost their control of the regulated division, differentiation, and apoptosis? |
| A. | Tumor cell |
| B. | Immune cell |
| C. | Platelets |
| D. | Stem cells |
| Answer» B. Immune cell | |