AP BIOLOGY

Detailed explanation-1: -Responds by making antibodies to the germ in the vaccine, just as it would for the real germ. Remembers the germ and how to destroy it. That way, if you are ever exposed to the disease-causing germ in the future, your immune system will be able to quickly destroy it before it has a chance to make you sick.

Detailed explanation-2: -Another critical component of vaccination is that it helps produce memory B-and T-cells that are specific to the virus. Like an army reserve force, these immune cells can be quickly activated in the future to produce antibodies to stop the virus from invading your body. And unlike antibodies, these cells persist.

Detailed explanation-3: -A vaccine is defined as any substance which is used to stimulate the production of antibodies, in turn providing immunity against one or a few diseases. A vaccine is defined as a biological preparation formulated to provide acquired immunity for a particular disease.

Detailed explanation-4: -A vaccine is an antigenic substance that develops immunity against a disease which can be delivered through needle injections or by mouth or by aerosol. Vaccination is the injection of a dead or weakened organism that forms immunity against that organism in the body.