The Basics of DNA

We discuss the basics of DNA. How is DNA organized in a cell? What is RNA? What are chromosomes, how are the structured, and how big are they? How much of our DNA is not used? Do proteins rule the world? How can researchers figure out which part of DNA comes from specific regions of the world? Why is cloning hard? What are stem cells? What does DNA have to do with cancer and what can you do to protect your DNA?