Help Me Understand Genetics is an introduction to fundamental topics related to human genetics, including illustrations and basic explanations of genetics concepts.

The Help Me Understand Genetics area offers a basic explanation of how genes work and how mutations cause disorders, as well as current information about genetic testing, gene therapy, genetics research, and precision medicine.

Let’s search for information about chromosomes by selecting Cells and DNA.

Help Me Understand Genetics Page

You will see a list of common questions related to that genetic topic (in this example Cells and DNA). For example, let’s select What is a chromosome?

Here is a descriptive answer to the question: "What is a chromosome?" The page also includes links to additional information from trusted resources in the box "For more information about chromosomes".