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Chapter 1 Book Intro

TermDefinition
science an organized way of using evidence to learn about the natural world
observation the process of gathering information about events or processes in a careful, orderly way
data the information gathered from observations
inference a logical interpretation based on prior knowledge or experience
hypothesis a proposed scientific explanation for a set of observations
spontaneous generation the idea that life could arise from nonliving matter
controlled experiment an experiment in which only one variable is changed at a time
manipulated variable the variable that is deliberately changed; also known as the independent variable
responding variable the variable that is observed and that changes in response to the manipulated variable; also known as the dependent variable
theory a well-tested explanation that unifies a broad range of observations
biology the science that seeks to understand the living world
cell a collection of living matter enclosed by a barrier that separates the cell from its surroundings
sexual reproduction cells from two different parents unite to produce the first cell of a new organism
asexual reproduction reproduction that results in new organism from a single parent
metabolism the combination of chemical reactions through which an organism builds up or breaks down materials as it carries out its life processes
stimulus a signal to which an organism responds
homeostasis the process by which
Created by: jenniferbfab