DNA Helix, DNA structure, DNA bases, Nucleotides, strands of DNA, Bonding in DNA, and bonding between bases are the topics delved into in this thorough site.

Four steps is all it takes to get DNA out of a variety of living things. The requirements include a blender, meat tenderizer, isopropyl alcohol, and a test tube. Sources of DNA include but are not limited to split peas, strawberries,...

An experiment to extract DNA from green split peas, spinach, chicken liver, strawberries, and broccoli using simple household reagents.

Answers the questions what makes DNA, where is it found, what does it look like, and how does it work.

Identify the differences in genetic and non-genetic classification methods. Why is genetic evidence powerful for understanding evolutionary relationships among organisms? Find out!

See how the human genome project sequenced all 3 billion bases that make up our DNA and identified within this code more than 20,000 human genes.

Learn how mutations in genes can occur during DNA replication.

Explanation of how genetic engineering works. Analogy with molecular scissors cutting a "sentence" of DNA. Has nice animations.

PBS People and Discoveries offers an excellent, if brief, sketch of Rosalind Franklin's character and life.

Learn about transcription using this visual graphic and detailed list of the various steps that take place during the process.

Why does the criminal justice system resist reopening cases based on new DNA evidence? This former prosecutor sheds light on the answer in this informative interview.

Study proteins and amino acids in the science of biology including how they are made using DNA, transcription, and translation and different types of proteins on this site.

This is a fantastic biography of Rosalind Franklin. It has links to both additional information and images to help illustrate the biography.

Read about how the genetic information in a cell is organized in the nucleus.

Understand how mutations occur, and the implications.

This site explores the role genetics plays in making you look the way that you do. Content includes fun facts and a classroom experiment.

Defines chromosomes, what they are made of, their structure, different types, and chromatids.