Which of the following is true of the base content of DNA?
A) moles of cytosine = moles of adenine
B) moles of cytosine = moles guanine
C) moles of cytosine = moles of thymine
D) none of the above
B
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The Jovian planets (e.g., Jupiter) are primarily composed of heavy elements such as uranium (U) and lead (Pb)
a. True b. False
What is a main source of terrigenous sediments?
a. Volcanic eruptions b. Rivers c. Dust and ash d. Cosmic dust
A windward coast can expect:
A) unpredictable daily temperature ranges. B) a greater daily temperature range than a comparable continental location. C) a moderate daily temperature range compared to similar continental locations. D) a temperature range similar to that of comparable continental locations.
Rills are:
a. huge channels. b. ephemeral. c. underground streams. d. deposited on the inside of meander bends. e. glacial lake basins.