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Ch.3 Cell Structure
#1
10
Biology
10th Grade
02/24/2006

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Term
Seperates cell's contents from materials outside the material outside.
Regulates what moves in and out of the cell. Essential for cell's life
Definition
Cell Membrane
Term
Everything inside the cell except the cell's genetic material.
Definition
Cytoplasm
Term
Structure on which proteins are made.
Definition
Ribosomes
Term
T/F All cells have the ability to reproduce themselves and they all posess DNA (genetic material)
Definition
True
Term
Single celled organisms that lack intenal membrane bound compartments
Definition
Prokaryotes
Term
Cells that cannot carry out many functions. Their genetic material is a single circular molecule that is not enclosed in a nucleus
Definition
Prokaryotes
Term
These cells have a nucleus, also has organelles(small, membrane-bound internal compartments that carry out specific functions)
Definition
Eukaryotes
Term
T/F All living cells that are not bacteria are eukaryotes
Definition
True
Term
A complex structure that is the source of a cell's identity and the site of much of it's activity
Definition
Cell Membrane(plasma membrane)
Term
(cell membrane) shaped like a head with two tails the heads are polar the tails are nonpolar
Definition
Phospholids
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