<span>They are the sites of reactions that convert solar energy into chemical energy.
</span><span>They have membranous sacs called thylakoids that are surrounded by a fluid called stroma.
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<span>They contain the green pigment chlorophyll.</span>
Protists are least similar to bacteria because all the others are eukaryotic cells. Bacteria are prokaryotic.
True! they are all made up of eukaryotic cells :) hope this helps!