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section 3

Natural Selection A characteristic that makes an individual better suited to its environment may eventually become common in that species through a process
Adaptions Offspring that can inherit these characteristics also live to reproduce
Competition If two species occupy the same niche one of the species will eventually die off
Predition An interaction in which one organism kills another for food
Predator The organism that does the killing
Prey THe organism that is killed
Symbiosis A close relationship between two species that benefits at least one of the species
Commensalism A relationship in which one species benefits and the other species is neither helped nor harmed
Mutualism A relationship in which both species benefit
Parasitism Involves one organism living on or inside an organism and harming it
Parasite The organism that benefits
Host The organism it lives on or in
Niche The role of an organism in its habitat or how it makes its living
Created by: levans