Anti Bodies problems
- 1. Cleavage of an IgG molecule by a specific protease can produce
Options- A. an antigen-binding site and two constant regions
- B. two heavy chain-light chain dimers
- C. an inactive mixture of oligopeptides
- D. two Fab fragments and one Fc fragment Discuss
Correct Answer: two Fab fragments and one Fc fragment
- 2. ?-Lymphocytes are often called simply
Options- A. B cells
- B. T cells
- C. T Lymphocytes
- D. none of these Discuss
Correct Answer: B cells
- 3. Type A blood
Options- A. can be used to donate to type AB individuals
- B. can be used to donate to type B individuals
- C. contains type B antigens on the surface of red blood cells
- D. can always be used to donate to an Rh+ individual Discuss
Correct Answer: can be used to donate to type AB individuals
- 4. The human IgG class of antibodies is divided into
Options- A. five IgG classes
- B. two IgG classes
- C. three IgG classes
- D. four IgG classes Discuss
Correct Answer: four IgG classes
- 5. Monoclonal antibodies were first produced by
Options- A. Georges Kohler and Cesar Milstein
- B. Sarkar and Sommer
- C. Selman Waksman
- D. Edward Jenner and Louis Pasteur Discuss
Correct Answer: Georges Kohler and Cesar Milstein
- 6. Fab fragment has
Options- A. one antigen binding site
- B. two antigen binding site
- C. one antibody binding site
- D. two antibody binding site Discuss
Correct Answer: one antigen binding site
- 7. Which of those immunoglobulin classes is mainly found in external secretions?
Options- A. Ig A
- B. Ig D
- C. Ig M
- D. IgE Discuss
Correct Answer: Ig A
- 8. Which of the following are responsible for immune specificity?
Options- A. Antigens
- B. Antibodies
- C. T lymphocytes
- D. Macrophage Discuss
Correct Answer: Antibodies
- 9. Each IgA antibody molecule consists of
Options- A. four polypeptide chain and has two antigen binding site
- B. two polypeptide chain and has one antigen binding site
- C. three polypeptide chain and has two antigen binding site
- D. two polypeptide chain and has two antigen binding site Discuss
Correct Answer: four polypeptide chain and has two antigen binding site
- 10. Papain digest IgG into
Options- A. two Fab fragments and one Fc fragment
- B. three Fab fragments and two Fc fragments
- C. two Fab fragments and two Fc fragments
- D. three Fab fragments and three Fc fragments Discuss
Correct Answer: two Fab fragments and one Fc fragment
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