Red blood cell
a bacterium
A single-celled organism without an organized nucleus is a prokaryote.
Bacteria are most commonly prokaryotes and have no membrane-bound organelles which includes the nucleus.
An eukaryotic cell just means that it has membrane bound organelles and a nucleus. single cell organisms are organisms that are solo, they aren't cell specialized. Single cell organisms can be eukaryoic or prokaryotic (no membrane bound organelles and no nucleus) cells.
Go study! the internets not reliable! Oh yes it is
it is nucleus
Yes, a single-cell organism is an organism, it contains a nucleus.
atom
A single-celled organism without an organized nucleus is a prokaryote.
procaryote
prokaryote
archaeabacteria and eubacteria both are single cell organisms without nucleus
Bacteria is a single celled organism that lacks a nucleus, if that helps at all.
Any prokaryotic organism (e.g. bacteria).
Any prokaryotic organism (e.g. bacteria).
protists
These single celled organisms are called prokaryotes.