If the polymerase chain reaction process or pcr were a machine, what kind do you think it would it be? a a printer b a shredder c a fax machine d a copier

Vaccines are weakened forms of disease causing microorganisms, which are given to patients to prevent disease. after the vaccine is administered, the immune system responds by creating a(n) to recognize the a.) antibody, antibiotic b.) antigen, antibody c.)antibiotic, antibody d.)antibody, antigen