List of top Biology Questions on Immunology asked in GRADUATE APTITUDE TEST-BIOTECHNOLOGY

Which one of the following antibody types protects against inhaled and ingested pathogens?
What is the length of peptides binding to Major Histocompatibility Complex (MHC) class II molecule?
Antibody diversity is an example of:
The specificity in an antibody molecule is provided by the:
The allergic immune response is characterized by the increased levels of:
Regulatory B cells (Bregs) are important mediators of adaptive immunity and function mainly via the secretion of:
Myasthenia gravis is an autoimmune disease where the patient makes antibodies for its own:
Which of the following immunoglobulins primarily pass through the placenta to provide passive immunity to the fetus?
CD4 antigen is absent on
Which one of the following statements about AIDS caused by HIV is correct?
The presence of antibody in infected patient's serum can be detected by

Given below are two statement - one is labelled as Assertion A and the other is labelled as Reason R: 
Assertion A: Bacterial lipopolysaccharide (LPS) on its own does not induce memory B-cell in humans.
Reason R: LPS does not activate T-cell.
In light of the above statements, choose the most appropriate answer from the options given below:

Choose the option that correctly matches for an immunosuppressant and its origin