STAAR Vocab: Cells: Structures and Functions

Front

Basic unit of life

Back

Cells

Front

All living organisms are made of cells, which can be unicellular or multicellular. The cell is the basic unit of life, and all cells arise from pre-existing cells.

Back

cell theory

Front

Single-celled organism without a nucleus or membrane-bound organelles; e.g., cyanobacteria.

Back

Prokaryote

Front

Organism with nucleus & membrane-bound organelles (e.g., amoeba)

Back

eukaryote

Front

Organelles in eukaryotic cells with a lipid bilayer membrane

Back

Membrane bound organelles

Front

Lipid bilayer surrounding the nucleus in eukaryotic cells

Back

nuclear envelope

Front

Example of a prokaryote:

Back

bacteria

Front

Process organisms use to maintain stable internal environment.

Back

Homeostasis

Front

Phospholipid bilayer surrounding cells, regulating entry and exit.

Back

Cell membrane

Front

Mixture of solute in solvent

Back

solution