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Science Ch1 Sec1

Chapter 1 Section 1

oxygen a part of the air that is needed by most plants and animals to live
organism a living thing that carries out five basic life functions on it's own
cell the smallest unit of living matter
tissue a group of similar cells that work together to carry out a job
organ a group of tissues that work together to do a certain job
organ system a group of organs that work together to caryy on life functions
kingdom the largest group into which an organism can be classified
trait a charactoristic of a living thing
genus a group made up 2 or more very similar species
species the smallest group into which an organism can be classified
fossil any evidence of an organism that lived in the past
embryo a developing organism that results from fertilization
extinct said of an organism no longer alive on earth
Created by: cmccrum