MCQOPTIONS
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MCQOPTIONS
This section includes 11 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. |
Name the class of immunoglobulin which takes part in hypersensitivity reaction? |
| A. | IgG |
| B. | IgE |
| C. | IgA |
| D. | IgM |
| Answer» C. IgA | |
| 2. |
NAME_THE_CLASS_OF_IMMUNOGLOBULIN_WHICH_TAKES_PART_IN_HYPERSENSITIVITY_REACTION??$ |
| A. | IgG |
| B. | IgE |
| C. | IgA |
| D. | IgM |
| Answer» C. IgA | |
| 3. |
Which of these immunoglobulins is present in external secretion? |
| A. | IgG |
| B. | IgM |
| C. | IgA |
| D. | IgE |
| Answer» D. IgE | |
| 4. |
Name the class of immunoglobulin which has a pentameric structure? |
| A. | IgE |
| B. | IgG |
| C. | IgA |
| D. | IgM |
| Answer» E. | |
| 5. |
Which immunoglobulin can pass through placenta? |
| A. | IgD |
| B. | IgE |
| C. | IgM |
| D. | IgG |
| Answer» E. | |
| 6. |
Which of the following amino acid is found in the hinge region? |
| A. | Alanine |
| B. | Aspargine |
| C. | Proline and cysteine |
| D. | Phenylalanine |
| Answer» D. Phenylalanine | |
| 7. |
Who discovered the structure of immunoglobulin by treating it with beta-mercaptoethanol? |
| A. | Nisonoff |
| B. | Edelman |
| C. | Porter |
| D. | Whittekar |
| Answer» C. Porter | |
| 8. |
What is the name of the hypervariable region of immunoglobin, which is responsible for its diversity? |
| A. | CDR |
| B. | Hinge region |
| C. | Epitope |
| D. | Agretope |
| Answer» B. Hinge region | |
| 9. |
Name the heavy chain of immunoglobulin G. |
| A. | μ |
| B. | ε |
| C. | α |
| D. | γ |
| Answer» E. | |
| 10. |
The basic structure of antibodies are______ |
| A. | Y-shaped |
| B. | X-shaped |
| C. | Linear |
| D. | Hyperbolic |
| Answer» B. X-shaped | |
| 11. |
Synthesis of antibodies takes place by which of the following cells? |
| A. | Bone marrow cells |
| B. | T-cells |
| C. | B-cells |
| D. | Lymph |
| Answer» D. Lymph | |