American Masters

Demystifying DNA Structure

Clip: Season 33 Episode 1 | 2m 18s

DNA is known as “the molecule of life.” But what exactly is DNA, and how does it work? Molecular biologist Andrea Morris and other experts explain the science behind the double helix and how it makes each of us genetically distinct.

Aired: 01/02/19

Rating: NR

Video has closed captioning.

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Major support for American Masters is provided by AARP. Additional funding is provided by Rosalind P. Walter, The Philip and Janice Levin Foundation, Judith and Burton Resnick, Ellen and James S. Marcus, Lillian Goldman Programming Endowment, The Blanche & Irving Laurie Foundation, Vital Projects Fund, Cheryl and Philip Milstein Family, The André and Elizabeth Kertész Foundation, Lenore Hecht Foundation, Michael & Helen Schaffer Foundation, and public television viewers.