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The Cell  Introduction The Chemistry of Cells
The Molecular Composition
of Cells Figure 2.1. Characteristics of water (A) Water is a polar molecule, with a slight negative charge (d-) on the oxygen atom and a slight positive charge (d+) on the hydrogen atoms. Because of this polarity, water molecules can form hydrogen bonds (dashed lines) either with each other or with other polar molecules (B), in addition to interacting with charged ions (C). |
