Protists and bacteria are grouped into different domains because
A) protists eat bacteria.
B) bacteria are not made of cells.
C) protists have a membrane-bounded nucleus, which bacterial cells lack.
D) bacteria decompose protists.
E) protists are photosynthetic.

Question

Quizplus · Accepted Answer

Protists have a membrane-bounded nucleus, which bacterial cells lack. This is the main reason they are grouped into different domains - Protists have a eukaryotic cell structure, while bacteria have a prokaryotic cell structure.

Protists and Bacteria Are Grouped into Different Domains Because