The toxicity of a given drug is expressed as the
A. selective toxicity.
B. biocide index.
C. biostatic index.
D. therapeutic index
D
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Long term, heavy drinking can lead to ____, a disease characterized by inflammation and destruction of the liver
a. hepatoblastoma b. gall stones c. fatty liver disease d. jaundice e. hepatitis
The species-productivity hypothesis would predict that there would be more species per unit area in the southwestern United States than in the Amazon rainforest.
Answer the following statement true (T) or false (F)
According to the fossil record, which of the following jawed fishes diversified in the Devonian and Carboniferous periods, but left no direct descendants?
a. placoderms b. ostracoderms c. osteolepiforms d. conodonts
After blood flows through the right ventricle of the human heart, its next major destination is
A. the arms. B. the systemic system. C. the lungs. D. the left ventricle.