Biology
Lección 69 de 210 · Chromosomes, Chromatids, Chromatin, etc. · Estudios básicos
Chromosomes, Chromatids, Chromatin, etc.
The vocabulary of DNA: chromosomes, chromatids, chromatin, transcription, translation, and replication
More free lessons at: http://www.khanacademy.org/video?v=s9HPNwXd9fk