A ratio of the dose of the drug that is toxic to humans versus the minimum effective dose for that pathogen is assessed to predict the potential for toxic drug reactions. This is called the ________.
A. Kirby-Bauer technique
B. minimum inhibitory concentration (MIC)
C. therapeutic index (TI)
D. E-test
E. antibiogram
Answer: C
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The table shows the distribution of traits (A-E) in six extant species (1-6). A "0" indicates the ancestral condition, and a "1" indicates the derived condition. Which species would you designate as the outgroup?
A. 1
B. 2
C. 3
D. 4
E. 5
F. 6
Clarify Question
· What is the key concept addressed by the question?
· What type of thinking is required?
· What key words does the question contain and what do they mean?
Consider Possibilities
· What other information is related to the question? Which information is most useful?
Choose Answer
· Given what you now know, what information and/or problem solving approach is most likely to produce the correct answer?
Reflect on Process · Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?
A freshwater fish gains most of its water by _____
a. drinking c. osmosis b. eating food d. transport across the gills
An excess of estrogen like molecules can have
which of the following effects on males? a. lower sperm production b. increase hair growth c. tumor growth on the surface of the testes d. increased reproduction e. all of these
Which of the following hormones exerts its action by interacting with a receptor at the cell surface?
A. Testosterone B. Cortisol C. Estrogen D. Progesterone E. Insulin