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Chapter 1.3

TermDefinition
system complex organiztion formed from a simplier combination of parts
photosynthesis process by which plants use the sun's energy to convert water and carbon dioxide into sugars
producer organism that makes its own food (autotroph) and produces organic molecules that serve as food for other organisms in its ecosystem
consumer organism that obtains food by eating producers (autotrophs) or other consumers
homeostasis internal stability or "steady state" maintained by the body
adaptation inherited characteristic that aimproves an oranism's ability to survive and reproduce in a particular environment
population group of individuals of the same species living in a particular area at the same time
natural selection process by which individuals with inherited characteristics well-suited to the enviornment leave more offspring than do other individuals
evolution generation-to-generation change in the proportion of different inherited genes in a population that account for all of the changes that have transformed life over an immense time
Created by: helenarot
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