BI403 Ecology
	Prerequisites: BI 101, BI 201, BI 231
A study of the interrelationships between living organisms or groups of organisms and their environments: terrestrial, fresh water, and marine. Studies of communities and ecosystems emphasize energy flow, biogeochemical cycles, and population dynamics (class, three hours; laboratory, three hours per week). Offered alternate years.
	
		Prerequisite
	
BI101 [minimum grade = C-] and 
BI201 [minimum grade = C-] and 
BI231 [minimum grade = C-] or 
BI101 [transfer credit] and 
BI201 [transfer credit] and 
BI231 [transfer credit]