General Biology I · Module 13 · DNA structure and replication

DNA Structure and Replication Walkthrough

Watch the experiments that found the genetic material, build the double helix, spin DNA in a density gradient and follow helicase, primase, polymerases and ligase along a replication fork. Go at your own pace. Nothing here is graded.

Speed

Think of it like this

Quick check

Wrong answers are fine here. Read why, then try again.

Dr. Akash Garg · General Biology I Study Tools · Drawings are simplified and not to scale. CC BY-NC-SA 4.0
Use the left and right arrow keys to move between steps. Enzymes are drawn far larger, and move far slower, than real ones. Practise next in the DNA Structure and Replication Lab.