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Biology, 21.06.2019 22:30
Check all that apply diatoms are marine algae that have a shell made of silica, what are some of the uses of the silica shell after the diatoms die? 1.the shells make up the diatomaceous earth used in filters 2.it can be used as an ingredient in abrasives 3.they are used in food products 4.the shells can be used in some insulating materials
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What terms describes being out of water after being submerged
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What organ is the first to receive nutrients that have been absorbed from the digestive tract?
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Biology, 22.06.2019 18:50
Which if the following best describes why invertebrates isn’t considered a scientifically valid word when classifying animals
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What will an object moving at a constant velocity do?
1: increase in speed
2: come to...
1: increase in speed
2: come to...
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