Summary

Concept 20.1: Eukaryotes Acquired Features from Both Archaea and Bacteria

Concept 20.2: Major Lineages of Eukaryotes Diversified in the Precambrian

Concept 20.3: Protists Reproduce Sexually and Asexually

Concept 20.4: Protists Are Critical Components of Many Ecosystems

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PoL2e.com/is20

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