Khan Academy
Khan Academy: Chromosomes
This informative resource features an overview of genetic material: DNA, chromosomes, genomes, homologous chromosomes, sister chromatids, and haploid/diploid.
University of Utah
University of Utah: Genetic Science Learning Center: Dna and Verdicts
Part of a site on genetics, this page explores DNA as a forensic science. Explains how and why DNA can be used to convict or acquit a criminal from wrongdoing using forensic DNA analysis. Teacher resources too.
National Cancer Institute at the National Institutes of Health
National Cancer Institute: What Are Gene Mutations?
This website provides an answer to the following question: "What are Gene Mutations?" Many links are provided throughout this short description that access information on related subjects.
University of Utah
University of Utah: Genetic Science Learning Center: Examples of Unbalanced Chromosomal Arrangements
Learn about disorders caused by a deletion of DNA from one of the chromosomes. This article explains causes, inheritance, symptoms, diagnosis, and treatment of Cri-du-Chat Syndrome and Williams Syndrome.
Ducksters
Ducksters: Biology for Kids: Chromosomes
Explore the topics of chromosomes in the science of biology including what they do, DNA, alleles, genes, proteins and human chromosomes on this site.
Oak Ridge National Laboratory
Human Genome Project Overview
Explains the goals of the Human Genome Project. It also explains some of the ethical, legal and social challenges associated with this new technology.
PBS
Pbs Teachers: Cracking the Code: Explore a Stretch of Code
Investigate the makeup and function of genes and genetic code by exploring an actual stretch of human DNA in this activity.