Khan Academy
Khan Academy: Biology: Macromolecules: Nucleic Acids: Molecular Structure of Dna
Explore the molecular structure of DNA in this article. Learn about the components of DNA: nucleotide, nitrogenous base, and phosphate.
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...
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Story Behind the Science
Story Behind the Science: Piecing Together the Structure of Dna [Pdf]
Outlines the history of the scientific efforts that went into the discovery and mapping of the structure of DNA, spanning one hundred forty years.
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.
Khan Academy
Khan Academy: Discovery of the Structure of Dna
Explore the structure of DNA double helix and how it was discovered. Learn about the work of Chargaff, Watson and Crick, Wilkins, and Franklin.
PBS
Pbs Learning Media: Dna Structure and Function: Decoding Watson
Discover how the structure of DNA relates to its hereditary function in these videos from the American Masters film Decoding Watson. The first video, "DNA Structure and Function," [2:07] can be used with all middle and high school...
CK-12 Foundation
Ck 12: The Dna Double Helix Advanced
[Free Registration/Login may be required to access all resource tools.] Students can watch a video, read some informational text and key vocabulary terms, and answer review questions about the structure of DNA.
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,...
TED Talks
Ted: Ted Ed: The Twisting Tale of Dna
Video describing the structure and function of the DNA molecule. [4:27] Includes a short quiz and a list of additional resources to explore.
TED Talks
Ted: Ted Ed: Dna: The Book of You
This video explains how DNA works and what it does, relating it to an instruction manual for building an organism. [4:29] Followed by a short quiz and a list of additional resources to explore.
Other
Acadia University: Structure of Dna and Rna
This site from the Acadia University provides the basic structure of DNA and RNA and a decent compare/contrast between the two.
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 Arizona
University of Arizona: Introduction to Dna Structure
A tutorial on the structure of DNA. Meant as a companion to a biology course, a grasp of basic DNA terminology is essential for the reader.
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.
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.
Nature Research
Scitable: Nucleic Acid Structure and Function
Get an in-depth look at the importance of DNA with this library of information on nucleic acid structure and function. Understand the structure and function of DNA by exploring topics in the chemical structure of DNA, organization of DNA...
Other
Beautiful Chemistry: Beautiful Structures: Dna Nanostructures
DNA is the molecule of life, as life's secrets are encoded in DNA. In this interactive activity. we see the famous double helix structure of DNA.
TED Talks
Ted: Ted Ed: James Watson on How He Discovered Dna
Nobel laureate, James Watson, discusses the story of how he and his research partner, Francis Crick, discovered the structure of DNA and identified the genetic components for many diseases. [20:15]
Annenberg Foundation
Annenberg Learner: Interactives Dna: Human Genome: Genes and Transcription
A learning module where students can learn about the structure and function of DNA. Interactive activities will explore DNA transcription.
Howard Hughes Medical Institute
Hhmi: Bio Interactive: Dna: Teacher Guide
This curriculum guide assists in filtering through the vast available resources from BioInteractive and HHMI and organizes the material according to various topics related to DNA, including DNA structure, replication, and repair.
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: 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.
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