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13 Cards in this Set
- Front
- Back
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Science is.....
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study of the natural world and trying to explain based on observations
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cell
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a colledction of living matter enclosed by a barrier that that separates the cell from its surroundings
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Science Process
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1.Observations
2. Explanation (hypothesis) 3. Fair test 4. Predict outcome 5. write independent and dependent variable 6. Record Data 7. Results 8. Analysis and Conclusion 9. Communicate results |
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Redi
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disproved spontaneous generation meat fly maggot in jar
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Needham
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boiled gravy organisms appered he didnt heat it up enough
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Spallzani
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same as Needhams higher temperature sealed one flask kept another open
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Pasteur
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boiled broth kept flask open to air but made it curved sothe microorganisms couldnt get in
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Life Characteristics
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Cells, reproduction, genetic code, grow and develop, materials& energy, responds to environment, maintains internal balance, evolves
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Organization of Life
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Biosphere>Ecosystem>Community>Population>Organism>Group of Cells> Cells>Molecules
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Metabolism
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chemical reaction in an organism that breaks down materials
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manipulate variable
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independent variable the changed one
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responding variable
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dependent variable observed and changes in response to the independent variable
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stimulus
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signal that an organism responds aka light temperature climate
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