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Bacterium - Open Encyclopedia (Site not responding. Last check: 2007-10-09) |
 | | Bacteria come in a variety of different shapes. |
| | Most are rod-shaped, sphere-shaped, or helix-shaped; these are respectively referred to as bacilli, cocci, and spirillum. |
| | Shape is no longer considered a defining factor in the classification of bacteria, but many genera are named for their shape (e.g. |
| open-encyclopedia.com /Bacterium (2021 words) |
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