Lecture 1. Catalysis, chemical and biochemical -- Lecture 2. RNA as an enzyme: discovery, origins of life, and medical possibilities -- Lecture 3. How to accelerate a reaction 100,000,000,000 times using only RNA -- Lecture 4. Life at the end of the chromosome: another RNA machine.
Video segments from 2003: Enzymes that are not proteins: the discovery of ribozymes (20 min.) -- Dr. Thomas Cech on becoming a scientist (10 min.) -- NOVA scienceNOW on RNA! (16 min.).
Interactive features: New science of RNA interference -- Telomeres ten years after -- Diversity of RNA structures.
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