BZYET-141 IMMUNOLOGY in English Solved Assignment 2021-2022

BZYET-141 IMMUNOLOGY

Solved Assignment 2021-2022

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ASSIGNMENT
IMMUNOLOGY
Course Code: BZYET-141
Assignment Code: BZYET-141/TMA/2021-2022
Maximum Marks: 100

Title Name BZYET-141 Solved Assignment 2021-2022
University IGNOU
Service Type Solved Assignment (Soft copy/PDF)
Course BSCG
Language ENGLISH
Semester 2021-2022 Course: B.SC(G) CBCS
Session Session: July 2021- January 2022
Short Name BZYET-141
Assignment Code BZYET-141/TMA/2021-2022
Product Assignment of BSCG 2021-2022 (IGNOU)
Submission Date Valid from 1st July, 2021 to 30th June, 2022

 

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Note: Attempt all questions. The marks for each question are indicated against it.
Part-A Maximum Marks: 50
1. Fill in the blanks:
i) ……………… virus binds to B-cells via type II complement receptors.
ii) Antibody toxin complex formed is cleared by ……………… .
iii) A chronic, debilitating disease called schistosomiasis is caused by
…………… .
iv) An ……………… occurs when the body attacks its own self-cells tissues
and other body constituents.
v) RNAase L that degrades the RNA of the virus is activated by an enzyme
called ……………… .
(5)
2. Define the following terms:
i) Tolerance
ii) Autoimmunity
iii) Phagocytic barriers of innate immunity
iv) Inflammation
v) Epitope
(10)
3. Expand the following terms:
i) PAMPs
ii) PRPs
iii) DAMPs
iv) MBL
v) ADCC
(5)
4. Write a comparative note on the role of Thymus and Bone marrow with respect
to immune response.
(10)
5. Explain different pathways that activate complement system and its various
effects to eliminate the pathogens.
(10)
6. Explain
i) Precipitation
ii) Neutralization
iii) Agglutination
iv) Opsonisation
with reference to antigen –antibody interactions.
(10)
4
Part-B Maximum Marks: 50
7. Discuss different cytokines that act as mediators of innate and adaptive
immune systems.
(10)
8. Fill in the blanks:
i) Humoral immunity results in circulation of ………………. throughout
the blood.
ii) The ………………. portion of antibody provides antigen-binding sites.
iii) In complement system, cleavage of C5-by-C5 convertase produces
………………. which is a chemotaxin that attracts macrophages and
neutrophils.
iv) Endogenous antigens are presented with ………………. for Tc cells
interaction.
v) The Immunoglobulin which has highest binding valency is …………… .
(5)
9. Classify the different types of vaccines. (10)
10. Enumerate and described the cells of immune system. (10)
11. Explain any five immunological tools and techniques. (15)

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BZYET-141, BZYET 141, BZYET141

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