A substance with a pH of 6 is called
a) an acid
b) a base
c) both an acid and a base
d) neither and acid nor a base
Ans: a) an acid
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If light were prevented from reaching the right side of both retinas, what would occur?
a. The right half of the visual field would be lost. b. Only the right cerebral hemisphere would be stimulated by the light. c. No information about the light would be carried in the left optic nerve. d. The left half of the visual field would be lost. e. Sight would be lost.
If you are rolling a standard six-sided die with each side numbered from 1 to 6, what is the probability that you will roll a 2 or a 4?
a. 1/6 b. 1/2 c. 1/3 d. 1/4
What is the most inclusive level of the hierarchial classification scheme?
A. domain B. phylum C. kingdom D. genus E. species
The Pacinian corpuscle is used in detecting ____.
A. sound B. hard pressure C. chemicals D. light touch E. chemical differences