Which of the structures is not present in plant cell?
A. cell wall B. vacuole C. centriole D. nucleus
There are introduced into the body during vaccination.
A. Pathogen B. weak or dead pathogens C. Antibiotic D. Antiviral
The first dose of polio vaccine is administrated at the age of:
A. 2 months B. 6 months C. 6-18 months D. 4-6 years
The preparation that contains both Immunoglobulin’s and vaccine should be given at the different sites in the body for which one of the following reasons?
A. To provide immediate B. To activate T cells C. To prevent possible hypersensitivity D. To prevent antibodies from neutralizing that immunogenic
IgA is the main antibody in which one of the following situations?
A. In Primary response B. In Secondary response C. In Secretions D. On B cell surface
Type I hypersensitivity reactions such as anaphylaxis require cross, linking of which one of the following immunoglobulins to trigger the release of the mediators?
A. Dipeptides B. Lipids C. Polypeptide D. Disaccharides
The following factors determine the immunogenicity or how effective a vaccination would be EXCEPT:
A. Gender B. Dosage C. Route of administration D. Timing of administration
The killed vaccine used against poliovirus is also known as:
A. Oral vaccine B. OPV C. Salk D. Sabin
Haptens can stimulate a primary or secondary response when covalently bound to carrier proteins and interact with which one of the following?
A. IgG receptors B. Class II MHC proteins C. IgM receptors D. Toll like receptors