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Science 9.0

Science 3

TermDefinition
organism something that has all the characteristics of life.
cell the smallest unit of life.
unicellular a living thing that is made up of only one cell.
multicellular a living thing that is made up of two or more cells.
homeostasis an organism’s ability to maintain steady internal conditions when outside conditions change.
binomial nomenclature a naming system that gives each organism a two-word scientific name.
species a group of organisms that have similar traits and are able to produce fertile offspring.
genus a group of similar species.
dichotomous key a series of descriptions arranged in pairs that lead the user to the identification of an unknown organism.
cladogram a branched diagram that shows the relationships among organisms, including common ancestors.
light microscope a microscope that uses light and lenses to enlarge an image of an object.
compound microscope a light microscope that uses more than one lens to magnify an object.
electron microscope a microscope that uses a magnetic field to focus a beam of electrons through an object or onto an object’s surface.
Created by: user-1984499
 

 



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