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.
National Institutes of Health
U.s. National Library of Medicine: What Is Dna?
Scientific information about the hereditary material in all living things, DNA. Also includes links to fact sheets for quick reference.
Soft Schools
Soft Schools: Dna Quiz
Take this interactive, multiple-choice quiz over the molecule of life, DNA. Then review your score and any missed questions at the end.
CK-12 Foundation
Ck 12: Biology: Dna Structure and Replication
[Free Registration/Login may be required to access all resource tools.] Describes how DNA's structure and function was discovered.
Khan Academy
Khan Academy: Test Prep: Mcat: Biomolecules: Dna: Dna Structure and Function
Provides detailed explanation of DNA's structure and function. Includes illustrations.
CK-12 Foundation
Ck 12: Dna Structure and Replication
[Free Registration/Login may be required to access all resource tools.] Module describes how DNA's structure and function was discovered while summarizing the process of DNA replication. This activity also explains Chargaff's rules and...
Cold Spring Harbor Laboratory
Dna Interactive: Genome
This site is provided for by DNA Interactive. The genome is the entire endowment of genetic information. It is the "Book of life," on an organism. This site demonstrates the methods used to map and sequence the human genome and to...
Cold Spring Harbor Laboratory
Dna Interactive: Applications
Examples of using DNA for forensic purposes is discussed here, as well as uses to unravel historical puzzles, trace the history of a species and answer health problems.
Cold Spring Harbor Laboratory
Dna Interactive: Manipulation
Once the code was discovered, how could DNA be manipulated, what tools would be needed to make use of DNA. These are some questions answered in this interactive website.
National Health Museum
Access Excellence: Dna Molecule Two Views
Access Excellence provides an excellent graphic showing the structure of the DNA molecule and its components.
National Health Museum
Access Excellence: Structure of the Dna Molecule
Read a history of the discovery and study of DNA and its structure. Links to a graphic, other references, and classroom activities.
Other
I Can Do That: Dna Introduction
In story form, this complete site examines what DNA is, the structure of DNA, genes, and replication. For clarity purposes, the text is supplemented with drawings.
Estrella Mountain Community College
Online Biology Book: Dna and Molecular Genetics
Microscopic images, detailed information, and illustrated diagrams help explain DNA and molecular genetics in this college-level textbook.
Soft Schools
Soft Schools: Dna or Deoxyribonucleic Acid Part Ii Quiz
Take an interactive quiz over DNA. After completing the quiz, check your score, and then revisit any incorrect question for further review.
Other
National Center for Biotechnology Education: Dna50: Dna50 Trivia Quiz
Test your knowledge of the history of DNA and the discovery of the double helix model in this twenty-question trivia quiz.
Famous Scientists
Famous Scientists: Erwin Chargaff
Learn about the Austrian biochemist and author, Erwin Chargaff, best known for "Chargaff's Rules" which lead to the discovery of DNA's double helix structure.
Other
Molecule of the Month: Dna (Java)
A good site that begins with the background and branches into the structure, function and applications of technology. This version of the page requires Java, and should open some applets that allow you to see the structures in 3-D.
National Health Museum
Access Excellence: A Visit With Dr. Francis Crick
A transcript of a personal interview with Francis Crick, the co-discoverer of the structure of DNA.
CK-12 Foundation
Ck 12: Nucleic Acids
[Free Registration/Login may be required to access all resource tools.] Online activity covers the structure and function of nucleic acids. Students will learn about nucleotides, the different types of nitrogenous bases, and the...
PBS
Pbs: Watson and Crick Describe the Structure of Dna
From a PBS databank of twentieth-century scientists and their stories comes this brief description of the discovery by Watson and Crick of the double-helix structure of DNA. The work of other scientists on whom Watson and Crick relied...
National Health Museum
Access Excellence: Dna Structure
Access Excellence provides an interesting graphic which shows the helical structure of DNA from the molecular to chromosomal scale.
Curated OER
Baylor College of Medicine: Dna: Illustration
Illustration of a classic double-helix model of DNA.