Unseen Life on Earth: A Telecourse
Twelve videos (30 min. each, 1999). Programs cover the microbial universe; the unity of living systems; metabolism; the central role of DNA; genetic transfer; microbial evolution, diversity, ecology, control, and interactions; human defenses; and microbes and human diseases. [Annenberg/CPB Projects (800/532-7637 or 202/879-9600, info@learner.org)]