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Unit 1: Bio SI
Scientific Investigation
| Question | Answer |
|---|---|
| Organized way of using evidence to learn about the natural world | Science |
| Use of one or more of the senses to gather information | Observation |
| information gathered from observations | Data |
| logical interpretation based on prior knowledge and experience | Inference |
| possible explanation for a set of observations | Hypothesis |
| a hypothesis stating that life could arise from nonliving matter | Spontaneous generation |
| a test of the effect of a single variable by changing it while keeping all other variables the same | Controlled Experiment |
| factor in an experiment that a scientist purposely changes | Manipulated variable (independent variable) |
| factor in an experiment that a scientist wants to observe | Responding variable (dependent variable) |
| well-tested explanation that unifies a broad range of observations | Theory |
| science that seeks to understand the living world | Biology |
| process by which two cells form different parents unite to produce the first cell of a new organism | Sexual reproduction |
| process by which a single parent reproduces by itself | Asexual reoprduction |
| set of chemical reactions through which an organism builds up or breaks down materials as it carries out its life processes | Metabolism |
| a signal to which an organism responds | Stimulus |
| process by which organisms maintain a relatively stable internal enviroment | Homeostasis |
| change in a kind of organism over time | Evolution |
| decimal system of measurement based on certain physical standards and scaled on multiples of 10 | Metric system |
| group of cells grown in a nutrient solution from a single original cell | Cell culture |
| technique in which cells are broken into pieces and the different cell parts are seperated | Cell fractionation |
| part of Earth in which life exists including land, water, and air or atmosphere | Biosphere |
| collection of all the organisms that live in a particular place, together with their nonliving enviroment | Ecosystem |
| assemblage of different populations that live together in a defined area | Community |
| group of individuals of the same species that live in the same area | Population |
| any living thing | Organism |
| group of similar cells that perform a particular function | Tissues (groups of cells) |
| collection of living matter enclosed by a barrier that separates the cell from its surroundings | Cells |
| smallest unit of most compounds | Molecules |
Created by:
jkuhlberg
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