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Java Games: Flashcards, matching, concentration, and word search. |
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12.4 Early Single-Celled Organisms
Single-celled organisms existed 3.8 billion years ago.
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| cyanobacteria | bacteria that can carry out photosynthesis (singular: cyanobacterium) |
| endosymbiosis | ecological relationship in which one organism lives within the body of another |
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BVNW |
Blue Valley Northwest High School |
| Overland Park, KS |
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