In this video, which was made in the 1970s and played for several decades at the Smithsonian National Air Space Museum, Julia Child (1912-2004) explains how simple ingredients produce amino acids (proteins are formed of polypeptide chains of amino acids), carbohydrates, and RNA and DNA components.[1]  --  Many Julia Child videos are available on YouTube, where they are enjoying a revival of popularity thanks to Nora Ephron's hit film "Julie and Julia," based on Child's posthumously published autobiography and Julie Powell's Julie and Julia: 365 Days, 524 Recipes, 1 Tiny Apartment Kitchen (2005)....