An acid dissociates in water to release
A) hydrogen ion(s).
B) cation(s).
C) hydroxyl group(s).
D) anion(s).
E) both anions and hydrogen ions.
E
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In a neuron at rest, the membrane is most permeable to
A. potassium. B. sodium. C. chloride. D. calcium. E. magnesium.
The differentiation of the similar M. catarrhalis and Neisseria can be best accomplished by:
a. examination of Gram stain of the colony. b. vancomycin susceptibility testing. c. the oxidase test. d. carbohydrate utilization testing.
One secondary spermatocyte ultimately produces ____ mature sperm
a. one b. two c. three d. four e. eight
Where in the eudicot plant root would you expect to find vascular tissue?
A. parallel to the edge B. between the ground and dermal tissue C. in the center D. scattered in the root E. near the edge