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2.5: Organelles

Difficulty Level: At Grade Created by: CK-12
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Vocabulary

TermDefinition
cytoskeleton Framework of the cell that lends support and defines its shape.
endoplasmic reticulum Organelle that is the site of lipid synthesis and protein modification.
flagellum (plural flagella): Tail-like structure that projects from the cell body of certain prokaryotic and eukaryotic cells; functions in helping the cell move.
Golgi apparatus Organelle that processes and packages proteins.
lysosome Organelle of the cell that breaks down and recycles old molecules.
mitochondria Organelle of the cell in which energy is generated.
mitochondrion (plural mitochondria): Organelle of the cell in which energy is generated.
nucleus Cell structure that contains the genetic material, DNA.
organelle Structure within the cell that has a specific role.
ribosome Organelle in which proteins are made (protein synthesis).
vacuoles A membrane-bound space within the cell used for storage.
vesicle Small membrane-enclosed sac; transports proteins around a cell or out of a cell.

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Description
Difficulty Level:
At Grade

Concept Nodes:

Grades:
7 , 8
Date Created:
Nov 29, 2012
Last Modified:
Aug 30, 2016
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SCI.LSC.227.L.1