University of Southern California
University of Southern California: Dna Structure
A really nice web page devoted to the structure of DNA. Simple information but nice use of graphics to show the molecule. Uses the CHIME plug-in to show the 3-D nature of the helix.
Vision Learning
Visionlearning: Biology: Dna Ii: The Structure of Dna
Instructional module focusing on the physical structure of DNA. Discussion incorporates the description of the nucleotides, base pairs, and the double helix shape of a DNA molecule. Site also includes an interactive practice quiz and...
Science Buddies
Science Buddies: Extracting Onion Dna
In this project, you'll learn how to isolate DNA from onion cells, separating it from other cellular components in a manner that still preserves its structure and sequence. In the end, you'll have enough DNA to see with the unaided eye,...
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.
BiologyWise
Biology Wise: 7 Major Steps of Dna Replication
Explains the structure of DNA and the seven steps that take place during DNA replication. Includes a labeled illustration for each step.
John Wiley & Sons
Concepts in Biochemistry: Structure Tutorials
Learners explore the Biochemistry topic of deoxyribose nucleic acid (DNA). Topics examined are DNA replication, cloning, and fingerprinting. The resource consists of articles and animations and culminating questions.
Florida State University
Florida State University: Virus Structure
View a colorful 3-D diagrams of viruses and learn about how their structure helps them infect plants, animals, and bacteria.
Encyclopedia of Earth
Encyclopedia of Earth: Microbiology: Dna
Describes the structure and coding of DNA, how it replicates, and the role it plays at the cellular level. Looks at past and current research on DNA, and applications of this research. (Published: September 25, 2010)
Khan Academy
Khan Academy: Classic Experiments: Dna as the Genetic Material
Learn about the experiments by Frederick Griffith, Oswald Avery, Alfred Hershey, and Martha Chase that led to the discovery of DNA as the genetic material.
Genome British Columbia
Genome British Columbia: Sequencing
The structure of DNA is explained in detail, and the technology of DNA sequencing.
Nobel Media AB
The Nobel Prize: The Nobel Prize in Physiology or Medicine 1962 Award Ceremony
Here you can find the full text of the speech, by Professor A. Engstrom, presenting the 1962 Nobel Prize in Physiology or Medicine to Maurice Wilkins, James Watson, and Francis Crick for their discovery of DNA's structure. The speech...
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.
National Health Museum
Access Excellence: Rosalind Franklin (1920 1958)
Access Excellence provides a biography of Rosalind Franklin and her role in explaining DNA's structure.
City University of New York
The World of Cells: Nucleus
A good description of the structure and function of the nucleus.
University of Utah
University of Utah: Learn Genetics: Bringing Rna Into View
What molecules were involved in the origin of life? This series explores the roles of RNA, DNA, and protein. Special attention is given to RNA because of its ability to perform several tasks necessary for life processes. All of the...
CK-12 Foundation
Ck 12: Nucleic Acids
[Free Registration/Login may be required to access all resource tools.] In ths module, discover the structure of a single nucleotide and how that structure leads to the overall structure of DNA and RNA.
Khan Academy
Khan Academy: Biology: Macromolecules: Nucleic Acids
An article investigating the structure of DNA and RNA.
University of California
University of California Museum of Paleontology: Genetic Similarities
A look at the techniques scientist use to analyze DNA for genetic similarities.
Famous Scientists
Famous Scientists: James Watson
Learn about the life and great discoveries of James Watson in this article. Learn about his most famous discovery of the molecular structure of DNA.
Dartmouth College
Dartmouth College: Epidemic: Rna Viruses
A good page devoted to the RNA family of viruses that differ slightly from standard DNA viruses. Discusses the difference and characteristics of such viruses.
TED Talks
Ted: Ted Ed: The Operating System of Life
Cells are almost like tiny factories run by robots, with the nucleus, DNA, proteins, lipids, and vitamins and minerals all playing critical roles. George Zaidan and Charles Morton lay out the blueprint of a cell and explain how...
Famous Scientists
Famous Scientists: Francis Crick
Discover Francis Crick, British molecular biologist, physicist, and neuroscientist who jointly won a Nobel Prize for his discoveries concerning the molecular structure of nucleic acids.
PBS
Pbs Teachers: Scientific American: Never Say Die: How to Make a Nose
Investigate breakthroughs in stem cell research, and explore the structure and function of a DNA molecule. Create a model of a DNA from tagboard.
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