Module 1: Organisms, Nutrients and Digestion

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Biology - Summary

Summary

* All living cells have a cell membrane. It regulates the movement of
substances in and out of a cell.

* A nucleus controls the activities of the cell.

* The majority of chemical reactions in a cell occur in the cytoplasm.

* Mitochondria supply the energy for the majority of cells.

Click to view the animal cells summary.

Click to view a printable version of the animal cells summary.