Which of the following pairs of protists and their characteristics is mismatched?

Which of the following pairs of protists and their characteristics is mismatched? 






A) apicomplexans–internal parasites
B) golden algae–planktonic producers
C) euglenozoans–unicellular flagellates
D) ciliates–red tide organisms
E) entamoebas–ingestive heterotrophs





Answer: D


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