DNA is the chemical that codes for proteins which determine our physical traits. This molecule is a double coil connected by cross pieces (called bases). There are four bases that can vary in sequence ...

A genome is the complete set of genetic information contained within an organism. It includes all the DNA that makes up an organism's chromosomes, which are tightly coiled structures located in the ...

In Mendelian inheritance patterns, you receive one version of a gene, called an allele, from each parent. These alleles can be dominant or recessive. Non-Mendelian genetics don’t completely follow ...

Chromosomes are thread-like structures located inside the nucleus of animal and plant cells. Each chromosome is made of protein and a single molecule of deoxyribonucleic acid (DNA). Passed from ...

Genetic testing can be a fearful, daunting, overwhelming, exciting, or joyful experience. In many cases, the emotions of people who pursue genetic testing can be described with more than just one of ...

Researchers conduct large-scale studies with diverse groups to better understand the genetic factors that influence health and disease. The Million Veteran Program (MVP), for example, includes people ...

Hereditary cancer is caused by germline mutations, typically following an inheritance pattern within a family. In contrast, sporadic cancer is caused by somatic mutations interacting with ...