Killed or inactivated vaccines are prepared by
A. treatment with formalin, heat, or radiation.
B. long-term subculturing of the microbe.
C. passage of the pathogen through unnatural hosts or tissue culture
D. removal of virulence genes from the microbe.
Select your answer:
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Vision (AP Psych) › ViewWhat receptor allows humans to see better in low or dim light?
A. Rods
B. Cones
C. Tympanic Membranes
D. Pupils
Vital Signs › View
If a patient has been drinking hot coffee you should wait____ before taking a temp
A. 5 mins
B. 15mins
C. 20 mins
D. 10 mins