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TERM
chloroplast
DEFINITION
Captures energy from sunlight and changes it to a form of energy cells can use in making food.
TERM
vacuole
DEFINITION
Stores food, water, or other materials needed by the cell. Can also store waste products. Some animal cells have this, others do not.
TERM
cell wall
DEFINITION
A rigid layer that surrounds the cells of plants and some other organisms. Gives a box-like shape to the cell.
TERM
chromatin
DEFINITION
Thin strands of DNA and proteins that fill the nucleus. Contains information for directing a cell's functions.
TERM
nuclear envelope
DEFINITION
Membrane that surrounds the nucleus and lets materials pass in and out of the nucleus.
TERM
ribosomes
DEFINITION
Small grain-shaped organelles that produce proteins.
TERM
cytoplasm
DEFINITION
A thick, clear, gel-like region that fills the region between the cell membrane and the nucleus.
TERM
mitochondria
DEFINITION
The "powerhouse" of the cell. Converts energy stored in food to energy the cell can use to live and function.