What is the primary function of antibodymediated immunity it

What is the primary function of antibody-mediated immunity?

it mainly defends against fungi and protozoa

it protects the body against cancerous cells

it mainly defends against bacteria and viruses that have already infected cells

Solution

Primary function of antibody mediated immunity or humoral imuunity is to produce antibodies that circulate in the body.

antigen enters body

some of the B cell become Plasma cells.

other become Memory cells.

Antibodies are produced by Plasma cell

antigen and antibody reacts.

mamory cells stimulate the production of new plasma cell when the same antigen reenters the body.