This educational film from 1970 traces the inheritance of traits such as sex, eye color, height, and weight, showing the role of chromosomes and genes in determining their development.

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 ...

Sickle cell disease (SCD) is a group of genetic blood disorders. A person inherits SCD from their parents when they inherit two copies of the sickle cell gene, one from each parent. This hereditary ...

An individual’s genetics and their environment both shape their personality. However, opinions differ on the degree to which each of these factors influences personality, and how they contribute to ...