General Ecology

What is Ecology?

-a science dealing with organisms in their environment.

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-the study of Interactions (ie. predation, competition, parasitism, mutualism,etc) between organisms and their environment(biotic or abiotic)

Why Study Ecology?

-major way of understanding our world

-to determine the impact we are having on our planet

Ecological Levels of Organization
Organism/Individual->Population->Community->Ecosystem
Emergent Properties
properties that emerge at one level and are not present at the lower levels

example:Life is an emergent property of the cell level