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LIFE

TermDefinition
Organism A living thing
cell The basic unit of a structure
unicellular Made of a single cell
multicellular made of many cells
metaboblism The cobonation in which cells break down or build up materials
stimulus A change in the environment that can make an organism act differently
response An act or change in behavor from stimulus
development The process of change that occured to produce more complex organisms
asexual reproduction A process that only requires one parent to produce a organism
sexual reproduction A process that requires two parents to produce an offspring
spontaneous generation The mistaken idea that living things are made from nonliving things
controlled experiment An experiment in which only one variable is manipulated. at a time
autotroph An organism that is able to capture energy from sunlight or chemicals and use it to produce its own food
heterotroph An organism that cannot make its own food and gets food by consuming other things.
homeostasis The condition in which an organism's internal enviorment is kept stable in spite of changes in the external enviorment
classification The process of grouping things based on their similarities
taxonomy The scientific study of how living things are classified
binomial nomecluatrue The classification system in which each organism is given a unique, two-part scientific name indicating its genus and species.
genus A classification grouping that consists of a number of similar, closely related species.
speices A group of similar organisms that can mate with each other and produce offspring that can also reproduce.
prokarot A unicellular organism that lacks a nucleus and some other cell structures.
eukarot An organism whose cells contain a nucleus.
evolution Change over time; the process by which modern organisms have descended from ancient organisms.
branching tree diagram A diagram that shows probable evolutionary relationships among organisms and the order in which specific characteristics may have evolved
shared derived characteristic A characteristic or trait, such as fur, that the common ancestor of a group had and passed on to its descendants
convergent evolution The process by which unrelated organisms evolve similar characteristics
Created by: alefer003
 

 



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