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; phosphate
B) sugar and phosphate; nitrogenous bases
C) sugar and phospholipids; nitrogenous bases
D) sugar and nitrogenous bases; phosphate
B
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How much more energy does a magnitude 8 earthquake release than a magnitude 7 earthquake?
a. 2 times more b. 10 times more c. 30 times more d. 900 times more e. 27,000 times more
Hurricanes have been seeded with silver iodide to attempt to
a. ?minimize storm surges. b. ?reduce their winds. c. ?mitigate flooding. d. ?make hurricanes dissipate immediately upon formation. e. ?change their paths.
Where is the majority of groundwater found?
a.) in underground lakes b.) in tiny pore spaces c.) in subsurface caves d.) in underground streams
Human activities, such as agriculture and cattle grazing, may affect soil development
Indicate whether the statement is true or false