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Chapter 1

living things (1st semester, 9th grade)

Spontaneous Generation The theory that ethers bring the non-living things to life (biogenesis)
Properties of life Organization, Growth, Energy, Response, Reproduction
Levels of Organization Atom/molecules, cells, tissues, organs, organ tissue, individual, population, community, ecosystem
Atom/Molecules smallest unit of organization, bind together to form molecules
cells basic unit of living things
tissues group of cells that work together to preform a function
organs several types of tissue makes up organs
organ tissue enable living things to live
individual large multicellular organisms made up of organ systems
community group of similar organisms
ecosystem communities in an area and all non-living things
symbiosis relationships in which species depend on eachother
mutualism both sides benefit
commensalism when one side benefits and the other stays the same
parasitism when one side benefits and the other side is harmed
scientific method observation, hypothesis, experiment:variables, results, conclusion, theory, control group, experimental group
predator/prey relationship when predator kills prey and eats it
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