Definition of Eukaryotic cell

A、It is a unicellular organism that lacks a membrane-bound nucleus, mitochondria, or any other membrane-bound organelle.
B、It is the smallest and simplest self-replicating prokaryote.
C、It is an irregularly shaped region within the cell of a prokaryote that contains all or most of the genetic material.
D、Cells have a cell nucleus and other organelles enclosed within membranes.
E、 It is folded invaginations in the plasma membrane of bacteria.