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Animal Cells
Life Science BJU
13
Science
7th Grade
10/02/2011

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Term
vacuole
Definition
a membrane bound sac that contains different substances, including wastes
Term
lysosome
Definition
an organelle that contains digestive enzymes
Term
ribosomes
Definition
cellular organelles that direct the assembling proteins; build proteins
Term
Golgi complex
Definition
a cellular organelle that collects chemicals from the cytoplasm, processes them and secretes them
Term
cytoplasm
Definition
a thick fluid that contains many small organelles
Term
nucleus
Definition
the cellular organelle that contains the chromosomes; control center
Term
nucleolus
Definition
a small round body inside the cell nucleus; controls the activities of the cell and it produces ribosomes.
Term
nuclear membrane
Definition
the membrane surrounding the nucleus; It keeps the contents of the nucleus separate from the rest of the cell.
Term
cell (plasma) membrane
Definition
Decides what comes in and goes out of the cell; the membrane that surrounds the cytoplasm of the cell
Term
mitochondria
Definition
powerhouse of the cell; primary energy source of the cell
Term
smooth endoplasmic reticulum
Definition
is a network of membranes with a smooth surface; acts as a storage organelle
Term
rough endoplasmic reticulum
Definition
a network of membranes studded with ribosomes; important in the synthesis and packaging of proteins
Term
centriole
Definition
a cellular structure that is located near the nucleus
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