This video from National Geographic outlines some basic concepts in genetics for the layperson, as well as how people, or more specifically, Gregor Mendel began to work in this field of study using the pea plant as his model.
Genetics has grown way beyond the study of hereditary characteristics in plants. New advances are being made in human genetics all the time. The biological blueprints for building a person are contained in our DNA, which every person carries in every cell in their body. Learn more about these concepts, and you will be able to follow along with the latest discoveries.