E-PolyLearning

1. Small simple molecules are
a. poor antigens
b. rich antigens
c. moderate antigens
d. heterophilic antigens
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Answer: (a).poor antigens

2. The EBV-hybridoma technique
a. immortalizes the donor Bcells
b. facilitates the proliferation of antigen specific B cells
c. gives much higher hybridization frequencies
d. all of the above
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Answer: (d).all of the above

3. Helper T cells assist in the functions of
a. certain B cells
b. certain T cells
c. certain B cells and other T cells
d. none of the above
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Answer: (c).certain B cells and other T cells

4. In immuno-inflammatory diseases such as hemolytic anaemia, eczema etc.,
a. T8 cells are greatly reduced
b. T8 cells are greatly increased
c. T4 cells are greatly reduced
d. T4 cells are greatly increased
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Answer: (a).T8 cells are greatly reduced

5. Which of the following is incorrect?
a. MAbs can be used to diagnose or treat diseases
b. MAbs can be used in tumor scanning
c. MAbs canbe used in cancer diagnosis
d. MAbs can not be used in such non-infectious diseases as those of endocrine system
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Answer: (d).MAbs can not be used in such non-infectious diseases as those of endocrine system

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