A lecture course with a laboratory component. After a short review of cell structure and function, a survey of the diversity of organisms that occupy the biosphere is discussed. Within the lab component various kingdoms and phyla are examined with hands-on observation and manipulation of living organisms. In the latter part of the lab, specific environments and environmental factors are studied, including adaptations, and pond and soil ecosystems. Concludes with a study of population, community and ecosystem dynamics and emphasis on human impacts in the biosphere. Topics and issues of relevance to the course are discussed throughout. General Biology I and II can be taken in any sequence. Springs. (SCLB)(SIDI)