Amoeba Sisters
DNA Replication (Updated)
Explore the steps of DNA replication, the enzymes involved, and the difference between the leading and lagging strand! This video is an update from our old DNA replication video with nearly the same script but added detail and improved...
Crash Course
DNA Structure and Replication: Crash Course Biology
Hank introduces us to that wondrous molecule deoxyribonucleic acid - also known as DNA - and explains how it replicates itself in our cells.
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...
Khan Academy
Khan Academy: Leading and Lagging Strands in Dna Replication
Explore the roles of DNA polymerase, primase, ligase, helicase and topoisomerase in DNA replication. An explanation of leading and lagging strands.
Amoeba Sisters
Amoeba Sisters: Dna Replication
Learn all about the process of DNA replication with this video from Amoeba Sisters. Review each stage of the replication process focusing on the enzymes that help move along the process. Teachers can visit Amoeba Sisters' website for a...
Khan Academy
Khan Academy: Molecular Genetics: Leading and Lagging Strands in Dna Replication
Understand the roles of DNA polymerase, primase, ligase, helicase and topoisomerase in DNA replication. An explanation of leading and lagging strands. [10:18]
Khan Academy
Khan Academy: Speed and Precision of Dna Replication
Sal reflects on the amazing speed and precision with which DNA replication takes place. [3:54]