Curated OER
DNA Replication
An excellent review of the very specific stages of mitosis, the detailed slides start with explanations of the directionality of DNA and then develop the concept of daughter strands. The intricate diagrams are intended for experienced...
Curated OER
Replication of DNA
In this DNA learning exercise, students read about the DNA replication process, step by step. Then students complete 1 multiple choice and 4 short answer questions.
Cold Spring Harbor Laboratory
Dna From the Beginning
At DNA from the Beginning, choose from classical genetics, molecules of genetics, genetic organization and control. Each concept is explained through animation, an image gallery, video interviews, biographies and links.
Annenberg Foundation
Annenberg Learner: Applied Genetic Modification
Worldwide, millions of people are infected with the hepatitis B virus (HBV) and the world is in need of a resourceful and inexpensive vaccine. In this case study you will learn how to generate a plant that produces a hepatits B protein...
Khan Academy
Khan Academy: Molecular Mechanism of Dna Replication
Learn the roles of DNA polymerases and other replication enzymes. Understand the leading and lagging strands and Okazaki fragments.
Cold Spring Harbor Laboratory
Dna From the Beginning: A Half Dna Ladder Is the Template
A good tutorial on replication. The menu bar at the top provides more history, background and animations.
Howard Hughes Medical Institute
Hhmi: Biointeractive: Neuroscience: Tri Nucleotide Repeat
A narrated animation demonstrating a the DNA replication problem, trinucleotide repeat. Video [1:08]
Biology Pages
Kimball's Biology Pages: Dna Replication
This page provides a fairly high level explanation of DNA replication with extensive graphics. Good description of this process.
University of Arizona
Biology Project: Nucleic Acids (Prob 3)
A quiz question from a larger online quiz that tests your knowledge of DNA replication. You can choose to skip right to the tutorial by clicking the button on the bottom.
University of Arizona
Biology Project: Nucleic Acids (Tutorial 3)
The turorial for a question from the site's online quiz, this one deals with the direction of relpication at the replication fork.
BioMan Biology
Bio Man Biology: Life Chemistry Quizzes
Two multiple-choice quizzes, one on the processes and types of biological molecules, the other on the structure and replication of DNA.
Other
Genetics: Dna Replication
Provides the three models of replication and shows how they would create different DNA strands. Good graphics and explanations.
Ohio State University
Ohio State University: Dna Replication
This site from Ohio State University provides a good outline of the process of replicating DNA. The outline contains a numerous amount of embedded vocabulary links, illustrations of the process and also review questions and solutions.
University of Utah
University of Utah: Genetic Science Learning Center: What Causes Dna Mutations
Provides a great overview of DNA damage from agents such as ultraviolet light, nuclear radiation, and certain chemicals. Includes DNA strand drawings.
PBS
Pbs: Dna Replication
PBS provides a very good explanation with graphics of the basics of DNA replication.
Khan Academy
Khan Academy: The "Speed Limit" of Dna Polymerase
This is a 5-question quiz based on the passage "The "Speed Limit" of DNA Polymerase."
Other
University of Arkansas: Dna Structure
A decent site that provides a good background to both general DNA structure and replication. Text based outline with links to graphics.
National Health Museum
Access Excellence: Possible Models of Dna Replication
These images from Access Excellence are possible models for DNA replication. The illustrations clearly show the differences among the three ways DNA can replicate.
National Human Genome Research Institute
Nhgri: Talking Glossary of Dna Replication
The National Human Genome Research Institute's Genetic and Molecular Biology Branch provides this great multimedia site for information on DNA replication. Click on the explanation and if you have Real PLayer you will listen to an...
BiologyWise
Biology Wise: Dna Replication Enzymes
Discusses what happens during DNA replication and describes the prime replication enzymes found in eukaryotes.
National Health Museum
Access Excellence: Dna Replication
At this site from Access Excellence, a black and white graphic of DNA replication is shown.