About ________ percent of Africa is still forested
A) 40%
B) 50%
C) 70%
D) 20%
E) virtually none
Answer: D
Environmental & Atmospheric Sciences
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A. translation, transcription, replication. B. replication, transcription, translation. C. transcription, translation. D. translation, transcription.
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How have scientists determined the age of the Earth?
What will be an ideal response?
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Particles move along a streambed by:
a. rolling. b. sliding. c. saltation. d. rolling and sliding. e. rolling, sliding and saltation.
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What type of alcohol is formed by the hydration of 2-butene?
A) primary B) secondary C) tertiary D) None of these, the product is not an alcohol.
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