What do protist cells contain?

Protists r usually of two types one form is photosynthetic n the other r heterotrophic,in photosynthetic forms d organisms are usually different types of algae,they contain cell wall,large vacuoles,plastids, n all the other cell organelles n a true nucleus(chromosomes bound by nuclear membrane). N in the heterotrophic form it doesnt contain cell wall,plastids n it contains all the other cell organelles,with a true nucleus(eukaryotes)ex:-amoeba,paramoeciu… u saw in the microscope),euglena,plasmodium,etc....