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Vocab. Week 1
Week one vocab words.
10
Biology
9th Grade
01/26/2011

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Term
Prokaryotic
Definition
Unicellular organisims ; Internal membrane-bound structures.
Term
Eukaryotic
Definition
Unicellular or multicellular organisims ; contain a true nucleus and membrance-bound structures.
Term
Organisim
Definition
Anything that possesses all the characteristics of life ; all organisims have orderly structure, produce offspring, grow, devolp, and adjust to the changes in the enviorment.
Term
Unicellular
Definition
Organisims consisting of a single cell.
Term
Hetertrophic
Definition
Organisims that can't make their own food and must feed on other organisims for energy and nutrients.
Term
Autotrophic
Definition
Organisims that use energy from the sun or energy stored in chemical compounds to manufracture their own nutrients.
Term
Sessile
Definition
Organisim that is permantly attached to a surface.
Term
Motile
Definition
Capable of moving spontaneously.
Term
Biology
Definition
The study of life that seeks to provide an understanding of the natural world.
Term
Multi-cellular
Definition
Composed of many cells
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