PearleGambel
PearleGambel
12-01-2015
Biology
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why does scientific knowledge change over time
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TexasRose508
TexasRose508
12-01-2015
Because scientists are always experimenting with things.
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kanujot
kanujot
12-01-2015
because scientists are always learning and trying to discover more things that could possibly help us in the future
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