1.

Select the correct statement with respect to diseases and immunisationA. If due to some reason B-and T-lymphocytes are damaged, the body will not produce antibodies against a pathogen.B. Injection of dead/inactivated pathogens causes passive immunityC. Certain protozoans have been used to mass produce hepatitis B vaccineD. Injection of snake antivenom against snake bite is an example of active immunisation

Answer» Correct Answer - 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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