Chromosomes are made from DNA. Genes are short sections of DNA. Genetically identical cells are produced by a type of cell division called mitosis. In sexual reproduction, a male gamete fuses with a female gamete to produce a new cell....

An interactive website that explores information about genes, mitosis, meiosis, cloning, and gene mutation. Concepts are discussed in detail with an interactive glossary and animations. At the end of each section quick questions are...

Online children's story that teaches about genes and how they direct how you react to things in your environment. Click on "next" at the bottom of the story to see how different people respond differently to harmful substances.

[Free Registration/Login may be required to access all resource tools.] Covers human autosomes and sex chromosomes.

This site from the Human Genome Project for the Oak Ridge National Laboratory is the index page for chapters which include an introduction to genes, the mapping sequence of genes, and the impact and future of the Human Genome Project.

Chromosomes carry genetic information in a molecule called DNA. A type of cell division called mitosis ensures that when a cell divides each new cell produced has the same genetic information.

This interactive lab will enhance learning about DNA by virtually translating a gene.

Try these five self-checking quiz questions over chromosomes and human heredity. Click on the hints to see information about each questiion.

This lesson focuses on DNA including it's structure,components,and how it goes together to form genomes. It also provides to links to a video and a test.

The Genetic Science Learning Center presents the world of heredity and traits including activities to better comprehend the science, clear explanations of aspects of heredity, and an interactive opportunity.

[Free Registration/Login may be required to access all resource tools.] Some children are born with genetic defects that are not carried by a single gene. Instead, an error in a larger part of the chromosome or even in an entire...

This lesson focuses on genetic inheritance including defining key terms such as chromosomes, alleles, DNA, genes, genome, and more. Links to a video and a test are provided.

This self-checking, five question quiz over gene linkage and polyploidy can be used as a review of the concept.

Key facts about Down Syndrome are available on this page--just roll over the icons. For more detailed information, use the left navigation to explore causes, diagnosis, treatment, and more.

This Department of Energy site has up-to-date information and statistics on the progress of all JGI genome sequencing projects.

This link has many tools to help understand the revolutionary sciences and discoveries in genetics.

Get it all straight! The "Tour of the Basics" will help clarify the basic principals of genetics science from DNA, genes, chromosomes, proteins, heredity, and traits.

At DNA from the Beginning, choose from classical genetics, molecules of genetics, genetic organization and control. Each concept is explained through animation, an image gallery, video interviews, biographies and links.

This site opens with an excellent introduction to Cytogenetics. Explore this site to learn about chromosomes, human karyotypes and more.

Human-Genetics: A Worldwide Search for the Dominant Trait allows you to collect data and share your results with students around the world. Register your class, complete the student survey, participate in discussion boards, and interact...

This interactive learning module allows AP Biology students to explore DNA and molecular genetics. The study also covers the concepts of biotechnology.

Thomas Hunt Morgan will explain the research he did to determine that some traits are linked to the sex of an individual.

Resource presents information about the human genome sequencing project and has links to other genome projects besides the Human Genome Project.

At this site from The Nobel Foundation you can read about Thomas Hunt Morgan, the scientist who won the Nobel Prize in Medicine "for his discoveries concerning the role played by the chromosome in heredity." This website is organized...