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cakt07

  • one year ago

Some protists, like the Paramecium pictured, live in freshwater. Paramecium have contractile vacuoles, which act to pump water out of the cell. Why? a. There is a lower solute concentration inside so water is moving into the cell constantly b. There is a higher solute concentration inside so water is moving into the cell constantly c. There is a lower solute concentration inside so water is moving out of the cell constantly d. There is a higher solute concentration inside so water is moving out of the cell constantly

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  1. anonymous
    • one year ago
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    The contractile vacuole acts to regulate quantity of water in a cell. In freshwater environments the concentration of solutes inside the cell is higher than outside the cell

  2. anonymous
    • one year ago
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    that is what I know

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