30 August, 11:30
A plant cell has both a cell membrane and a cell wall. How are they different and what is the purpose of both?
30 August, 13:27
The cell membrane is permeable. Meaning things are able to pass through it. The cell needs certain substances to function and gets them through the membrane.
The cell wall is much like Trump's wall, or Hadrian's wall. It provides for protection and structure.
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» A plant cell has both a cell membrane and a cell wall. How are they different and what is the purpose of both?