[Q]: Sentence: None of the summits reaches the region of perpetual snow. Question: What is the climate like on the summits?
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[A]: yes

[Q]: Sentence: In general, most elevators before WWII were manually controlled by elevator operators using a rheostat connected to the motor. Question: How were most elevators built before 1939 powered?
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[A]: yes

[Q]: Sentence: As they are prokaryotes, bacteria do not usually have membrane-bound organelles in their cytoplasm, and thus contain few large intracellular structures. Question: Do bacteria have membrabe-bound organelles in their cytoplasm?
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[A]:
yes