The first eukaryotic cells had

Question

Quizplus · Accepted Answer

The first eukaryotic cells had all of these features - a nucleus, an endomembrane system, mitochondria, and chloroplasts. These features distinguish eukaryotic cells from prokaryotic cells, which lack a nucleus and membrane-bound organelles. The origin of eukaryotic cells is still an area of active research, but it is thought to have involved the incorporation of free-living bacterial cells (such as mitochondria and chloroplasts) into ancestral eukaryotic cells through endosymbiosis.

The First Eukaryotic Cells Had