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.Management Sciences
Category: General Microbiology
Haptane is_______________?
A. Same as epitopes
B. Carrier required for specific antibody production
C. High molecular protein
D. None of the above
Most sensitive test for antigen detection is_______________?
A. Radioimmuno Assay
B. ELISA
C. Immunoflourescence
D. Passive hemaglutination
Bacteria with tuft of flagella at one end are called_______________?
A. Monotrichate
B. Peritrichate
C. Bipolar
D. Lophotrichate
Glutaraldehyde is preferred more than formaldehyde because______________?
A. It has got more bactericidal activity
B. It has got more bacteriostatic activity
C. It has got no deleterious effect on the cement and lenses of instruments
D. Its application is easier
Type IV hypersensitivity reaction is mediated by which of the following________________?
A. B-cells
B. Active T cells
C. NK cells
D. Plasma cells
The interaction of antigens with antibodies on the surface of a mast cel leads to degranulation and anaphylaxis. The mast cell granules produce anaphylaxis because they contain________________?
A. Lysosomes
B. Proteolytic enzymes
C. Lymphotoxins
D. Vasoactive mediators
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