In addition to the nucleus, eukaryotic cells may contain several other types ... Because most organelles are surrounded by membranes, they are easy to visualize — with magnification.

The first high-resolution, three dimensional (3D) visualization of a complete eukaryotic cell has been revealed. The striking images, which thankfully do not need to be viewed using 3D glasses ...

Eukaryotic cell DNA in a nucleus, plasmids are found in a few simple eukaryotic organisms. Prokaryotic cell DNA is a single molecule, found free in the cytoplasm; additional DNA is found on one or ...

Scientists propose that the eukaryotic branch of this family tree formed when two prokaryotes, an ancient bacterium and archaeal cell, merged, forming a symbiotic relationship maintained over time. 1 ...