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Chapter 1
living things (1st semester, 9th grade)
| Question | Answer |
|---|---|
| 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 |