01. _____ Which of the following is not a quality of an effective vaccine? (a) I
ID: 55362 • Letter: 0
Question
01. _____ Which of the following is not a quality of an effective vaccine?
(a) It should require periodic boosters to maintain its effectiveness
(b) It should stimulate the production of memory cells
(c) It should simulate both humoral and cell-mediated immunity
(d) It should protect against the natural form of the pathogen
(e) It should be easy to administer
02. _____ The majority of licensed vaccines today consist of all but which of the following antigenic preparations?
(a) Killed, whole bacteria or viruses
(b) Live, attenuated bacteria or viruses
(c) Cellular antigens derived from bacteria or viruses
(d) Active toxins derived from bacteria
(e) Recombinant bacteria, viruses, or antigens
Explanation / Answer
1. It should require periodic boosters to maintain its effectiveness
2. Active toxins derived from bacteria
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