Just a Normal Day

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australia,day,normal
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Captain Obvious Strikes Again

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captain obvious,day,funny,idiots,night,sign
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SINCE WHEN

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48 hours,day,idiots,wrong,wtf
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SINCE WHEN has there been 48 hours in a day

THE CALVIN CYCLE

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dark,day,hilarious,night,troll science
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THE CALVIN CYCLE stage of photosynthesis that requires dark. Problem?