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These notes explain how to run the ‘Highlighting Important Stages in Evolution’ activity ... - page 3 / 11

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A: Formation of earliest cells.

B: Cells reproducing by binary fission – cell splitting.

C: Filamentous algae formed from cells remaining attached.

D: Formation of hollow balls with an internal cavity. The first proper multi-celled living things.

E: development of bilateral bodies with a stiffened internal rod and sense organs (b) Describe where on the Tree of Life interactive where you might expect to see these stages.

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