The DNA connection.

Presented by Dr. David Suzuki, University of British Columbia. (This series was broadcast with the following episode titles but marketed with an alternative set of titles, shown in brackets) "The DNA Connection" ("We Are One") Universality of DNA; Karl Stetter and bacteria that live without oxygen; 40 million year old bee trapped in amber - DNA analysed; HUGO; nematodes - similarity of theirs to human DNA; yeast; human DNA integrated with yeast cells; Karl Stetter's search for the DNA with which life originated.