Types of Vaccines: - Vaccines are of many types some are these Ø Killed/Inactivated Vaccine: - In this type Pathogen is killed, usually through a chemical process such as formalin. Evokes a robust immune response that mimics most of the responses seen during infection for examples typhoid vaccine, Salk polio vaccine, Hepatitis A vaccine. Ø Conjugate Vaccine: - Poorer antigens (such as bacterial polysaccharides) are chemically linked to a carrier protein. The addition of other proteins (via conjugation) confers the immunological attributes of the carrier to the antigen, and thus evokes a stronger immune response; an effective appro...