Consider the HIV enzyme called protease. The amino acid residues at the active site are highly hydrophobic. In designing a drug that would bind to the active site and jam it, researchers should use a molecule that is _____
A) hydrophobic
B) polar
C) charged
D) acidic
Answer: A
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Eliminating redundant motion, recognizing waste, and identifying what creates value from the patient's perspective is considered which type of process?
a. Lean methodology b. Total Quality Management c. Continuous Quality Improvement d. Performance Improvement
A person can discriminate loud sound from a soft sound because a loud sound:a
is sent to a different area of the brain than a soft sound. b. produces a strong graded potential. c. stimulates a greater number of hair cells. d. stimulates the hair cells more intensely. e. has a different vibration frequency than that of a soft sound.
Facultative heterochromatin is heterochromatin that contains
a. sequences inactive in one cell type but active in others. b. DNA sequences that are not transcribed in any cell type. c. a mixture of heterochromatin and euchromatin. d. heterochromatin that functions in ways other than for transcription.
Which of the following is an example of an electron-carrier molecule?
A) ATP B) Citric acid C) NADH D) Acetyl CoA E) CO2