Assertion : Artificially acquired passive immunity results when antibodies or lymphocytes produced outside the host are introduced into a host.
Reason : A bone marrow transplant given to a patient with genetic immunodeficiency is an example of artificially acquired active immunity.

Options

A. Assertion is correct, reason is correct, reason is a correct explanation for assertion.
B. Assertion is correct, reason is correct, reason is not a correct explanation for assertion
C. Assertion is correct, reason is incorrect
D. Assertion is incorrect, reason is correct.

Answer

B

Explanation

Artificially acquired passive immunity results when antibodies or lymphocytes that have been produced outside the host are introduced into a host. This type of immunity is immediate short lived,lasting only a few weeks to a few months. An example is bonemarrow transplant given to apatient with genetic immunodeficiency.