Atoms Alive S01 E04 DNA: Code and Expression

Covers how DNA codes for proteins and how it expresses the code. DNA is extracted in the laboratory. DNA codes for proteins. Refresher on proteins and their roles. DNA is a triplet code for proteins. Transcription of Mrna via Trna to polypeptides - all animated. The universal genetic code and a brief demo of how we can read the code in the laboratory.