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Chapter 1 Vocab

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Across
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An experimental design in which two samples or populations exposed to different conditions or treatments are compared to each other.
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An experiment in which only one variable is manipulated at a time.
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Reasoning goes from general to specific and normally using quantitative research
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an organized genetic unit capable of metabolism, reproduction, and evolution
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the process whereby organisms better adapted to their environment tend to survive and produce more offspring
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Study of life
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a supposition or proposed explanation made on the basis of limited evidence as a starting point for further investigation.
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Reasoning that goes from specific to general, qualitative research
Down
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Variable being tested and could change
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Knowledge
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making more life with the possibility for variation is a major characteristic of life.
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Changes over time
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The act of making an educated guess as to the outcome of a situation.
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a variable whose variation does not depend on that of another. The control.
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Engulfing smaller cells
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Sum of all chemical reactions