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Which abiotic factor is a typical limiting factor in a freshwater ecosystem? A. salt concentration B. dissolved oxygen C. bacteria D. algae
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Which of the following is not a food produced in rainforests? a) coffee b) cocoa c) avocados d) wheat
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Biology, 22.06.2019 04:50
Describe the function of the endomembrane system? what organelles are involved?
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Biology, 22.06.2019 10:40
Which of the following is a period in the paleozoic era? devonian cambrian permian all of the above
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Biology, 22.06.2019 11:00
When a cell is in a solution that has the same concentration of water and solutes as its cytoplasm, the cell is said to be in a(n) solution. a. isotonic b. hypotonic c. hypertonic b. facilitated
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Which abiotic factor is a typical limiting factor in a freshwater ecosystem? A. salt concentration B...
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