A disease that has a steady frequency over time in a particular geographic location is referred to as ________.
A. endemic
B. chronic
C. pandemic
D. sporadic
E. epidemic
Answer: A
Biology & Microbiology
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Which of the following are malaria vaccines currently in development?
A) synthetic peptide vaccines B) recombinant particle vaccines C) DNA vaccines D) synthetic peptide, recombinant particle and DNA vaccines
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Recombinant DNA technology has been used for over 30 years to produce ____________________ in bacteria for the treatment of diabetes
Fill in the blank(s) with correct word
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The ____ feeds on penguins and other seals
a. Guadalupe fur seal b. elephant seal c. Steller's sea lion d. leopard seal e. harbor seal
Biology & Microbiology
A virus measures 100 nm in length. What is its length in ?m?
A) 10 ?m B) 1 ?m C) 0.1 ?m D) 0.01 ?m E) 0.001 ?m
Biology & Microbiology