How Mendel's pea plants helped us understand genetics 

Lesson: Hortensia Jiménez Díaz

Client: TED-ed

Production Company: Cinematic

Director: Veronica Wallenberg

Each father and mother pass down traits to their children, who inherit combinations of their dominant or recessive alleles. But how do we know so much about genetics today? Hortensia Jiménez Díaz explains how studying pea plants revealed why you may have blue eyes.