Vaccination and immunisation are two different processes. Vaccination only refers to the administration of a vaccine or toxoid, while immunisation is the process by which the body produces antibodies against the vaccine preventable diseases through administration of speÂ­cific vaccines. These are used to protect us and our domestic animals against viral and bacterial diseases.
convertase in Medicine. convertase conÂ·verÂ·tase (kÅn'vÉr-tÄs', kÉn-vÃ»r'-) n. An enzyme that catalyzes the conversion of a substance, such as complement, to its active state.
primase An enzyme that creates the short primer sequences needed for the discontinuous replication of DNA. It is an RNA polymerase that synthesizes a short segment of RNA, consisting of 10 to 12 nucleotides, attached to the lagging strand of the unwound DNA molecule.rimase An enzyme that creates the short primer sequences needed for the discontinuous replication of DNA. It is an RNA polymerase that synthesizes a short segment of RNA, consisting of 10 to 12 nucleotides, attached to the lagging strand of the unwound DNA molecule.