When an Antigen Triggers an Immune Response, It Usually Activates
When an antigen triggers an immune response, it usually activates ________ first.
During a typical immune response, activated B cells mature into cells that produce ________, which bind(s)to and attack(s)foreign invaders.
________ enable the immune system to launch a faster, stronger response to a previously encountered antigen.
C)Helper T cells
Immunity that results from antibodies ingested from breast milk is which type of immunity?
A)naturally acquired active immunity
B)naturally acquired passive immunity
C)artificially induced active immunity
D)artificially induced passive immunity