family search: The process of searching for one’s biological ancestors using genetic information or traditional genealogy. Also, a website (www.familysearch.org) that helps individuals trace their ancestry and discover more about their family tree.
genetic genealogy: The application of genetics to traditional genealogy, usually involving the use of genealogical DNA testing to determine the level of genetic relationship between individuals.
genetic counseling: A way of facilitating the exchange of information of a person’s genetic legacy, including diagnosing disorders, explaining test results, and providing support groups for those affected by a genetic disorder.
genetics: The study of the transmission of single genes within families and the analysis of more complex types of inheritance.
genetic marker: A gene or DNA sequence that has a known location on a chromosome and is associated with a particular gene or trait.
genetic testing: Tests done for clinical genetic purposes, including the diagnosis of genetic disease in children and adults, identification of future disease risks, prediction of drug responses, and detection of risks of disease to future children.
genome: A component in the chromosomal nucleus that contains all the genetic information that is passed on from one organism to the other.
heredity: The genetic transmission of a particular quality or trait from parent to offspring.
inherited disease: Any disease or disorder that is inherited genetically.
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