Atoms Alive

Season 1, Episode 3

Episode Title: DNA: Store and Copy

Overview:

Introduces Mendelian genetics and the basic capabilities of DNA. Overview of mitosis and meiosis. A thumbnail sketch of Mendel's key experiment - smooth peas and wrinkled peas. Are chromosomes the Mendelian factors? No. The search for 'genes' finds that DNA is the genetic material. Chemical structure of DNA. How DNA reproduces. Demo of polymerase chain reaction.