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Chapter 1.3
Cells are the structural and functional units of life.
5
Biology
9th Grade
09/11/2011

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Term
Cell's special properties
Definition

Cells are at the level at which the properties of life emerges-the lowest level of structure that can perform all activities required for life.

Cells can regulate its internal environment, take in and use energy, respond to its environment, and develop and maintain its complex organization.

The ability of cells to give rise to new cells is the basis for all reproduction and for the growth and repair of multicellular organisms.

Term
What is the cell's theme of biology?
Definition
The correlation of stucture and function.
Term
System Biology
Definition
To construct models for the dynamic behavior of whole biological is to construct models for the dynamic behavior of whole bilogical system, ranging from the functioning of the biosphere to the complex molecular machinery of a cell.
Term
Prokaryotic cell
Definition
A simpler and much smaller cell than a eukaryotic cell without membrane enclosed nucleus and othe rmembrane closed organelles. ex. bacteria and archaea.
Term
Eukaryotic Cell
Definition
A type of cell that has a membrane encloses nucleus and other membrance enclosed organelles. ex. plants, animals, and fungi.
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