Scientific information about the hereditary material in all living things, DNA. Also includes links to fact sheets for quick reference.

Take an interactive quiz over evolution. After completing the quiz, check your score, and then revisit any incorrect question for further review.

This article gives information about sickle cell anemia, a disease caused by mutations of the gene that forms red blood cells. Provided are answers to the following questions: "What Do Doctors Do?" and "What Can Teens Do to Stay Well?"

Given illustrations or partial DNA sequences, students will identify changes in DNA and the significance of these changes.

Insects are known for their ability to develop resistance to insecticides. Currently there are insects resistant to every synthetic chemical insecticide used. There are many factors to developing resistance. In a population of insects...

Viral genomes are the fastest evolving entities in biology, mainly because of their short replication time and the large quantity of offspring released per cell infected. Evolution occurs by several mechanisms: Random mutation,...

In this online mini-course learners distinguish between the structure, functions, and processes involved with DNA and RNA.

This site from the University of Illinois at Chicago provides an in-depth article on Human Genetics, with a focus on primarily population genetics. The article is factual and informative full of charts, formulas, and extensive text. A...

This is a college level lecture on genetic drift, complete with mathmatic formulae, includes special links.