University of Colorado
University of Colorado: Ph Et Interactive Simulations: Optical Tweezers and Applications
Did you ever imagine that you can use light to move a microscopic plastic bead? Explore the forces on the bead or slow time to see the interaction with the laser's electric field. Use the optical tweezers to manipulate a single strand of...
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: James Watson Biographical
Read about James Dewey Watson, the co-recipient of the 1962 Nobel Prize in Medicine for his work with Franice Crick on decoding the structure of DNA. This article includes information on both Watson's personal life and public career.
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.
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.
Khan Academy
Khan Academy: Crick, Watson, and Franklin
This article describes the race to unlock the mystery of life by determining the double helix structure of the DNA molecule. The discovery of DNA and its structure is an example of collective learning.
Science Buddies
Science Buddies: Use Dna Sequencing to Trace the Blue Whale's Evolutionary Tree
Around 50 million years ago, the mammalian ancestor of today's whales returned to the ocean. In this genomics science fair project, you will use mitochondrial protein sequencing to trace the evolution of whales and identify their closest...
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...
Other
Letters of Note: A Most Important Discovery
Read a letter that Francis Crick wrote to his son shortly before Crick and Watson published their findings about the structure of DNA. In the letter, Crick clearly describes how the double helix structure works.
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,...
TeachEngineering
Teach Engineering: Inside the Dna
Students conduct their own research to discover and understand the methods designed by engineers and used by scientists to analyze or validate the molecular structure of DNA, proteins and enzymes, as well as basic information about gel...
University of California
University of California Museum of Paleontology: Understanding Science: Dna
Find out how the human side of science played a role in the significant discovery of the molecule of life, DNA.
Concord Consortium
Concord Consortium: Science of Atoms and Molecules: Nucleic Acids and Proteins
Through this activity, students work with macromolecules, proteins and nucleic acids. The focus is on the atomic structure of proteins, how linear polymers are made, and the surface charges of the resulting polymers. . Multiple-choice...
Sophia Learning
Sophia: Structure of a Nucleotide: Lesson 2
This lesson will describe the structure of a nucleotide. It is 2 of 2 in the series titled "Structure of a Nucleotide."
Sophia Learning
Sophia: Structure of a Nucleotide: Lesson 1
This lesson will describe the structure of a nucleotide. It is 1 of 2 in the series titled "Structure of a Nucleotide."
Other
University of Cincinnati: Dna Structure and Function
This site explores the history and the science of DNA. Content also examines and considers the possibilities of genetic engineering and mutation.
Yale University
Yale University Center for Structural Biology
This site is an excellent resource on the research and graduate studies programs in the field of biophysics.
PBS
Nova: Journey Into Dna
Investigate the structure and function of DNA using this animated presentation.
University of Arizona
University of Arizona/dna Structure Activity
Activity based on the use of computer enhanced molecular images, might be worth the effort for an AP class to try.
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.
Other
My Science Box: Dna Models
Hands-on lesson in which students play with puzzle pieces representing the DNA molecule to discover the molecular structure of DNA.
Seeker
Seeker: Week of 10 28 13: Face Shape Secrets May Lie in 'Junk' Dna
Article reports that the secret to differences in face-shape may be found in the non-coding sequences of DNA, also known as "junk" DNA.
Cold Spring Harbor Laboratory
Dna From the Beginning: Dna Is Shaped Like a Twisted Ladder
A nice tutorial on DNA structure. The menu at the bottom allows you to view some different information.
National Health Museum
Access Excellence: Dna Sequencing (Dry Lab Activity)
This site is an advanced level hands-on activity to explain the Di-deoxy sequencing of DNA.