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Contrast plant and animal cell
Plant cell has larger, fewer vacuoles; a cell wall; chloroplasts. Animal cell has smaller, more vacuoles; no cell wall; no chloroplasts
The nuclear membrane...
protects the nucleus; controls all things that go in and out of the nucleus.
The cell membrane...
protects the inside of a cell; controls all things that go in and out of the cell.
Explain the movement of molecules during diffusion.
Molecules move from crowded to less crowded areas through the cell membrane.
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