What factor determines the primary differences among living things?
a)whether or not their bodies contain nucleic acids
b)the type of complex carbohydrates in their diet
c)the order of nucleotides in their dna
d)the variety of proteins in their diet

The horse latitudes-high-pressure zones about 30 degrees north and 30 degrees south of the equator.-warm air traveling away from the equator cools and sinks-weather tends to be clear and drythe doldrums-low-pressure near equator-air rises and spreads out toward the poles-rising moist air produces clouds and heavy rainthe westerlies-blow from the west-move from the horse latitudes toward the poles.-bring storms across much of the united statesthe tradewinds-blow from the east-move from the horse latitudes toward the equator  -strong, steady winds

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The correct answer is  "c".  it is "c" because melting is an endothermic change, and endothermic get's energy from surroundings.