3 or 4
Protists only have one cell.
Protists only have one cell.
Of course,there are so many aquatic protists.
There are many ways in which protists are more advanced than bacteria. Protists possess a nucleus. Protists can also be unicellular or multicellular while bacteria is only unicellular.
Many protists do not leave fossils:)
500
they provide oxygen for the world.
500
All the colors!
There is just one.
15 to be exact.
Cells