-are paraphyletic without plants, fungi, and animals (all eukaryotes except these)
-are ancestral to all other eukaryotes
-most are small and unicellular, aquaitc, aerobic, and motile
-many are parasitic on humans (ex: malaria)
-ingestive chemoheterotrophs (protozoa)
-absorptive chemoheterotrophs (slime molds)
-mixotroph (both autotroph and heterotroph)
-very important ecologically( with kelp forests account for over 50%of global photosynthesis)
-brown, green, and red algae
-very important ecologically( with phytoplankton account for over 50% of global photosynthesis)
-sexual and asexual
-meiosis and mitosis
-complex life cycles
-three main eukaryotic sexual life cycles (all in protists)
Sign up for free and study better.
Get started today!