Algae are a non-monophyletic group of organisms that play critical roles in ecosystem structure and function. They have a long history of being used in a variety of ways by the human species, but are increasingly being applied to modern issues of understanding water quality and climate change, engineering at the nano scale and in the production of renewable biofuels. Prereqs., EBIO 1210, 1220, 1230, and 1240. Restricted to students with 57-180 credits (Junior or Senior). Same as EBIO 5080.