Bozeman Science
DNA Replication
Paul Andersen explains how DNA replication ensures that each cell formed during the cell cycle has an exact copy of the DNA. He describes the Meselson-Stahl experiment and how it showed that DNA copies itself through a semi-conservative...
Ancient Lights Media
Utilizing Restriction Enzymes
Restriction Enzyme Set: 3. This clip shows how restriction enzymes are used to produce recombinant DNA.
Ancient Lights Media
How Restriction Enzymes Work
Restriction Enzyme Set: 2. This clip explains the way in which enzymes clip DNA at specific points. The value of restriction enzymes in DNA is presented.
Catalyst University
DNA Replication of the Lagging Strand: Explanation Followed by Animation
Here we have provided an explanation of lagging strand DNA replication followed by an great animation beginning at 4:04.