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The Protists

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The Protists

Post by biologyisg8 on Fri Jan 16, 2009 7:46 pm

The Protists

What are protists?

* They are eukaryotes because they all have a nucleus.
* Most have mitochondria although some have later lost theirs (Link). Mitochondria were derived from aerobic alpha-proteobacteria that once lived within their cells.
* Many have chloroplasts with which they carry on photosynthesis. Chloroplasts were derived from photosynthetic cyanobacteria living within their cells.

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