If DNA is described as resembling a ladder in structure, the "sides" of the ladder consist of ________ and the "rungs" of the ladder consist of ________.
A. sugar and nitrogenous bases; phosphate
B. sugar and phospholipids; nitrogenous bases
C. sugar; phosphate
D. sugar and phosphate; nitrogenous bases
Answer: D
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The site on the figure below that would most likely form a rock with large crystals is
A) A.
B) B.
C) C.
D) D.
E) E.
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Which of the following locations would contribute to mid-latitude cyclogenesis?
A. the upwind side of a mountain chain B. relatively cold water offshore from a warm land mass C. along cold constant pressure surfaces D. relatively warm water offshore from a cold land mass
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A. never B. seldom-less than 5 times C. many-more than 20 times