Biology for IGCSE & O level - Movement Into And Out Of Cells (Section 1 - No. 37)
Which of the following best explains why cells need to control the movement of substances across their membranes?
To prevent water from entering the cell.
To maintain a stable internal environment.
To make the cell more rigid.
To speed up the process of cell division.
Explanation
Cells need to regulate what enters and leaves in order to maintain a stable internal environment, also known as homeostasis.
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