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14 Cards in this Set
- Front
- Back
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Evolution- Gradual change in species through adaptions over time.
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Adaptation- evolution of a structure, they change in order to survive
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Atotroph- organisms that make their own food
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Energy- the ability to cause change. organisms use energy to perform biological functions
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Homeostasis- organism's regulation of its internal environment to maintain conditions suitable for survival
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Response- an organism's reaction to a change in its internal or external environment
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Stimulus- a condition in the environment that causes an organism to adjust
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Theory- explanation of nature phenomenon supported by a large body of scientific evidence
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Species- group of organisms that can interbreed and produce fertile offspring
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Experiment- procedure that tests a hypothesis
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dependent variable- In an expriment that conditions that results from changes in the independent variable
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Control- In an expiriment the standard against which results are compared.
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Independent Variable- In an expiriment, the condition that is tested because it affects the outcome of the expiriment.
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Quantitative Data- Quantity measured in numbers.
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Qualitative Data- measured in words
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Hypothesis- Explantian for a question or a problem that can be formally tested. ^_^
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Cells- basic unit of life
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Environment- biotic and abiotic surrounding to which an organism must constantly adjust
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Development- changes that take place during the life of an organism
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Organism- anything that possess all of the characteristics of life
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Phototrophs- uses solar energy to get energy
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Chemotrophs- uses different chamical processes to get energy
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Reproduction- essential for the continuation of species
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Photosynthesis- process by which some organisms capture thee energy from the sun and transform it into energy
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Observation- leads to collecting data
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Data- information collected from an experiment
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