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Select the correct statement with respec...

Select the correct statement with respect to diseases and immunisation

A

A) If due to some reason B-and T-lymphocytes are damaged, the body will not produce antibodies against a pathogen

B

B) Injection of dead/inactivated pathogens causes passive immunity

C

C) Certain protozoans have been used to mass produce hepatitis B vaccine

D

D) Injection of snake anti-venom against snake bite is an example of active immunisation

Text Solution

Verified by Experts

The correct Answer is:
A
Using recombinant DNA technology. Hepatitis B vaccine has been produced from yeast. Injection of snake antivenom which contains preformed antiboies, is an example of passive immunisation. Injection of dead/inactivated pathogens leads to developments of active immunity.
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