This is my thousands time asking: please help
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Biology, 22.06.2019 00:00
Hurry which of these is true about index fossils? a) are very scarcely found b) used as guides in relative dating c) found in the youngest layer of the rock d) used as reference points in absolute dating
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Biology, 22.06.2019 06:00
Most animal cells membranes have proteins that pump ions out of the cell and potassium ions into the cell
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English, 30.08.2019 14:10
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History, 30.08.2019 14:10
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Mathematics, 30.08.2019 14:10
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Mathematics, 30.08.2019 14:10