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Teaching The cell theory - advanced

The cell theory - advanced

The Cell Theory is composed of three main ideas: 1. All living things are made of one or more cells. 2. All the life functions of an organism happen within its cells. 3. Cells come only from other cells.

CK-12 (High School)


Why is an understanding of Cell Theory essential to studying Biology and all living things?
RST.2 - Main Ideas, RST.6 - Author's Purpose, RST.9 - Compare Information


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