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Microbiology - Antibody

Exercise : Antibody - Section 1
  • Antibody - Section 1
1.
The class of immunoglobulins which can cross the placenta is
IgM
IgG
IgA
IgD
Answer: Option
Explanation:
No answer description is available. Let's discuss.
2.
Self reactive antibodies are not found in significant concentration in normal serum because
it is impossible to generate a self-reactive antibody
self reactive B cells are killed by CD8 T cells
B cells that are stimulated via their surface bound antibody in the absence of T cell help to commit suicide
self reactive B cells switch to IgA which is all secreted and not present in serum
Answer: Option
Explanation:
No answer description is available. Let's discuss.
3.
Simulation of which of the following will lead to appearance of first antibody to appear following stimulation by an antigen?
IgM
IgA
IgE
IgG
Answer: Option
Explanation:
No answer description is available. Let's discuss.
4.
Antigen binding sites of an immunoglobulin are located in
light chain alone
heavy chain alone
Fc region of the antibody
Fab regions of the antibody
Answer: Option
Explanation:
No answer description is available. Let's discuss.
5.
Which of the following mediates Type I hypersensitivity reaction?
IgE
IgG
IgM
IgD
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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