Other
The Big Picture Book of Viruses
This site has a catalog of all known viruses, including a picture of each, structure, family, hosts, and more.
National Science Foundation
National Science Foundation: A Tour of the Cell
Imagine having a microscopic camera so small that you could travel inside a cell. This interactive site allows you to do just that. Click on any one of eight individual parts of the cell--cell membrane, nucleus, DNA, RNA, ribosome,...
University of Oxford (UK)
Univeristy of Oxford: Self Sustaining Chemical Systems: Living Cells
36-page tutorial takes a look at the organization of living cells.
CK-12 Foundation
Ck 12: Common Parts of the Cell 1
[Free Registration/Login may be required to access all resource tools.] Online activity summarizes the cell theory, describes four parts all cells have in common, and the importance of the work of Robert Hooke and Anton van Leeuwenhoek.
Other
University of Cincinnati: Cells and Organelles
An in-depth discussion of the different parts of eukaryotic and prokaryotic cells as well as a thorough explanation of organelles within the cell. The text is better suited to high school and middle school. However, there is a picture of...
University of Utah
University of Utah: Learn Genetics: Build a Dna Molecule
Build a short strand of DNA using the base pairing rule. An interactive learning experience that reinforces the base pairing rule.
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.
University of California
University of California Museum of Paleontology: Genetic Similarities
A look at the techniques scientist use to analyze DNA for genetic similarities.
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.
Other
National Center for Biotechnology Education: Dna50: Cut Out Model
Students construct DNA base pairs using a template. The base pairs can be used to assemble a large-scale DNA strand for the whole class.
BiologyWise
Biology Wise: Codon Chart
Explains the workings of the codon translation chart which provides the keys to the structure of amino acids. Includes a widget where one can input a nucleotide triplet combination and see which amino acid it represents. Includes RNA and...
PBS
Pbs People and Discoveries: Rosalind Franklin
PBS People and Discoveries offers an excellent, if brief, sketch of Rosalind Franklin's character and life.
CK-12 Foundation
Ck 12: Biology: Nucleic Acids
[Free Registration/Login may be required to access all resource tools.] Discusses the structure and role of nucleic acids.
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...
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.
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.
BBC
Bbc: Gcse Bitesize: Reproduction, the Genome and Gene Expression
This lesson focuses on how genes, sections of the DNA, are formed including descriptions of transcription and translation. It provides links to a video and a test.
CK-12 Foundation
Ck 12: Life Science: Translation of Rna to Protein
[Free Registration/Login may be required to access all resource tools.] The mRNA, which is transcribed from the DNA in the nucleus, carries the directions for the protein-making process. mRNA tells the ribosome how to create a specific...
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...
CK-12 Foundation
Ck 12: Biology: Central Dogma of Molecular Biology
[Free Registration/Login may be required to access all resource tools.] Overview of the central dogma of molecular biology.
CK-12 Foundation
Ck 12: Biology: Nucleic Acids
[Free Registration/Login may be required to access all resource tools.] Covers the structure and function of nucleic acids.
American Museum of Natural History
American Museum of Natural History: O Logy: Stuff to Do: Make a Dna Model
Learn about DNA by building a model of its double-strand structure.
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.