Which of the following is NOT the primary function of vaccine boosters?To immunize against new mutations in the pathogen.To maintain antibody titers against the pathogen.To develop more memory T cells.To elicit a better secondary immune response during a re-infection.

This particular vaccine is important because the natural infection doesnot confer lifelong immunity:

The influenza and SARS-CoV-2 viruses have become extremely prevalent in the human population. Many people receive vaccines yearly to help prevent symptoms or infections. What is the role of the vaccine to help fight off a viral infection?Select one:a.The vaccine infects the host cell and causes the cells to lyse.b.The vaccine stimulates the production of antibodies for a specific virus.c.The vaccine creates more white blood cells.d.The vaccine engulfs the virus once it enters the body.

The purpose of a vaccine is:ATo increase milk production in cowsBTo relax an animal before a veterinary examCTo inject vitamins into a person or animal to supplement nutritionDTo protect a person or animal from getting a disease

What is the purpose of taking a vaccine?Multiple ChoiceTo prevent an infection by causing passive immunityTo prevent an infection by causing active immunityTo stimulate your nervous system to prevent future infectionsTo decrease the severity of an illness if you contract it

A vaccine is effective because ________.Group of answer choicesthe secondary response of the adaptive immunity is faster and more efficient than the primary responsethe vaccine contains the lymphocytes necessary to fight infectionthe vaccine contains the antibodies necessary to fight infectionB-lymphocytes are unable to mount an immune response the first time they are exposed to a new pathogen