If an enzyme consists of a protein component and a nonprotein component, the protein component is referred as the ________.
A. holoenzyme
B. apoenzyme
C. prosthetic group
D. coenzyme
Answer: B
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Which of the following would you use to inhibit the contraction of muscle in vitro as a control for an experiment you are conducting?
A) a drug that increases sarcoplasm Ca2+ concentration B) a motor protein ATPase inhibitor C) a Ca2+-ATPase inhibitor D) a drug that increases T-tubule depolarization E) All would inhibit muscle contraction.
Which of the following is not caused by Haemophilus influenzae?
a. Bronchitis b. Influenza (Flu) c. Epiglottitis d. Bacterial Meningitis e. Otitis Media
Two copies of the same gene on a single chromosome would indicate a(n) ________ had occurred.
a. deletion b. duplication c. inversion d. translocation
Mycobacterium tuberculosis:
A. produces several virulence factor enzymes and an exotoxin. B. has a cord factor that can prevent destruction by lysosomes and macrophages. C. is a spore former. D. has a capsule. E. lives in the soil.