Science

9th

grade

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Fundamental Unit of Life

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15 questions

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  • 1. Multiple Choice
    20 seconds
    1 pt
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    The inner membrane of mitochondria is folded to

    increase the surface area

    store more food

    decrease the space inside

    all of these

  • 2. Multiple Choice
    20 seconds
    1 pt
    Image

    The solution in which cell will gain water and become heavier

    hypertonic

    hypotonic

    isotonic

    none of these

  • 3. Fill in the Blank
    1 minute
    1 pt

    Root hairs absorbs water by the process of ___________.

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