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Bio Dragonfly

Chapter 1

science organized way of using evidence to learn about the natural world: also the body of knowledge that scientist have built up after years of using this process
data evidence, information gathered from observations
observation use of one or more of the senses- sight, hearing, touch, smell and sometimes taste- to gather information
inference logical interpretation based on prior knowledge and experience
hypothesis possible explanation to a scientific question
spontaneous generation hypothesis (disproven) stating that life could rise from nonliving matter
controlled experiment factor in an experiment that a scientist purposely keeps the same
manipulated variable (aka. independent variable) factor in an experiment that a scientist purposely changes
responding variable (aka. dependent variable) factor in an experiment that a scientist wants to observe, which may change in response to the manipulated variable
theory well tested experiment that unifies a broad range of explanations
biology science that seeks to understand the living world
cell collection of living matter enclosed by a barrier that separated the cell from its surroundings: basic unit of all forms of life
sexual reproduction process by which two cells from two different parents unite to produce the first cell of a new organism
asexual reproduction process by which a single parent reproduces itself
metabolism set of chemical reactions through which an organism builds up or breaks down materials as it carries out its life process
stimulus a signal to which a organism responds: any kind of detectable signal that carries information
homeostasis process by which organisms maintain a relatively stable internal environment
metric- system decimal system of measurement based on a certain physical standards and scaled multiples of 10
microscope device that produces magnified images of structures that are too small to see with the unaided eye
Created by: nuaumu