Which is characteristic of preclinical in vivo testing?
a. A comparison of experimental and control data in animals
b. A study conducted in a test tube in a laboratory
c. A study that determines the parameters of safe therapeutic doses
d. A study to assess the seriousness of the disease to be treated
ANS: A
Preclinical in vivo testing is performed in animals or other living organisms. In vitro studies occur in test tubes. Safe therapeutic dose studies are part of clinical research. Prior to clinical trials, an assessment is made of the disease and its seriousness.
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