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NEET Sample Paper NEET Sample Test Paper-91

  • question_answer
    Bacterial cells are often found in very hypotonic environments. Which of the following characteristics keeps them from continuing to take on water from their environment?

    A) The presence of a cell wall allows a buildup of turgor pressure that prevents any more water from entering the cell.

    B) The presence of a cell wall allows a buildup of tonic pressure that prevents any more water from entering the cell.

    C) The cell expels water as fast as it takes it up.

    D) None of the above

    Correct Answer: A

    Solution :

    [a] Turgor pressure limits osmosis, and once a cell is turgid, no more water may be taken on.


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