Uploaded August 2018 | Updated September 2026, 1 week ago

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In this episode of The DNA Download, Halleta meets Patricia Penton, 23andMe Software Engineer, who explains what DNA is, how DNA is organized, how it gets passed from mom and dad, how scientists read the DNA letters, and more. Learn more at education.23andme.com/dna-download/. (4 of 12 episodes)