Vocabulary Review Ch 22 – Humans and the Environment.
17 ch54communityecology2008
AP Biology population ecosystem community biosphere organism.
Influential ecological role – exert important regulating effect on other species in community – keystone species increases diversity in habitat Keystone.
October 21 st 164 – that’s the actual # of fish in your pond –now you can complete the calculations and questions. I’ll collect the the lab tomorrow.
Keystone species
