Video tutorial gives an overview of the membrane-bound structures that form the endomembrane system in eukaryotic cells. [6:19]

This video serves as an introduction to transcription including the role of RNA polymerase, promoters, terminators, introns, and exons. [10:25]

Learn about the cell organelle that contains the DNA in this video. [6 min. 4 sec.]

Paul Andersen discusses the defining characteristics of the members of Domain Eukarya. He starts with a brief description of the phylogeny of life on earth. He then discusses the major characteristics of eukaryotic cells. He explains how...

Paul Andersen explains how eukaryotic cells use compartmentalization to increase the surface area and level of specialization within the cell. Prokaryotic and eukaryotic cells are compared and contrasted. The role of both the mitochodria...