A scientist develops a new medication that is a protein compound and that must be administered by injection. Which of the following would be the most effective and safest means of preparing a sterile solution of the new medication?
A) autoclaving
B) filtration
C) dilution with alcohol
D) lyophilization
E) ultraviolet irradiation
B
Bloom's Taxonomy: Application
Section: Physical Methods of Microbial Control
Learning Outcome: 9.10, 9.16
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The transmission of Vibrio spp. to humans is by:
a. exposure of disrupted skin and mucosal surfaces to contaminated animal hides. b. ingestion of contaminated seafood or wa-ter. c. inhalation of contaminated air. d. close contact with carriers of the organism.
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A. pharyngitis B. necrotizing fasciitis C. rheumatic fever D. All of the choices are correct.
If an oocyte is traveling through the oviduct, what stage must it be in?
a. meiosis I b. meiosis II c. primary oocyte d. follicular phase e. polar body