6.0 hours per week: 3.0 hours lecture, 3.0 hours lab. Prerequisite: Eligibility for English 56 is recommended. Advisory: Eligibility for English 1A and Math 7. Studies the interrelationships of living organisms and their living and non living environment with an emphasis on plant and animal communities including evolution, energy flow, and nutrient cycling via food webs, competition and predation. Acceptable for credit UC, CSU.