The number of new cases of a disease in a population over a specific period of time compared with the healthy population is the ________.
A. epidemic rate
B. mortality rate
C. incidence rate
D. morbidity rate
E. prevalence rate
Answer: C
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The process by which organisms maintain a stable internal environment in the face of a fluctuating external environment is called
A. metabolism. B. cellular respiration. C. growth and development. D. homeostasis. E. functional proteomics and genomics.
As recently as the 1980s, the medical establishment believed ulcers to be caused by stress and an increase in gastric acidity. How has the current understanding of ulcer development changed patient treatment?
A. There is no treatment for ulcers, then or now. B. Antibiotics are now used to treat ulcers. C. Different foods are now suggested for patients having ulcers. D. Doctors now give their patients sedatives to calm patients with ulcers.
The ratio of toxic dose to therapeutic dose is called the ________.
A. therapeutic index B. susceptibility quotient C. toxicity index D. phenol coefficient
What is the best type of model for visualizing the surface of a protein?
A.) backbone B.) wire C.) ribbon D.) space filling