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Chapter 1 Vocab

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