Class B refrigerants are toxic when a person is exposed to concentrations less than 400 ppm by volume
A. True
B. False
A
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The approach of behavior modification:
A. trains people to ride a bus. B. uses force to correct the individual. C. rewards positive behavior. D. provides opportunities for socializing.
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What mode of transmission most accurately describes the route of spreading hepatitis A?
A) Respiratory droplet B) Bloodborne C) Fecal-oral D) Unprotected sex
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Detection of anti-i has been associated with
a. hemolytic disease of the fetus and newborn b. infectious mononucleosis c. paroxysmal cold hemoglobinuria d. sickle cell anemia
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Because protozoans are eukaryotes and have cellular structures and metabolisms similar to our own, medications to treat them tend to have more severe side effects
Indicate whether the statement is true or false.
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