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

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Term
ribosomes
Definition
a cellular organelle that directs the assembling of proteins
Term
Golgi complex
Definition
a cellular organelle that collects chemicals from the cytoplasm, processes them & secretes them
Term
cytoplasm
Definition
all material except nucleus, inside the cell
Term
nucleus
Definition
the cellular organelle that controls everything in the cell; the brain of the cell
Term
nucleolus
Definition
a small round body inside a cell nucleus; makes RNA
Term
nuclear membrane
Definition
is the membrane surrounding the nucleus; separates the nucleus from the cytoplasm
Term
cell (plasma) membrane
Definition
the membrane that surrounds all the cytoplasm of the cell
Term
mitochondria
Definition
cellular organelles that aerobic respiration occurs to release usable energy from food; provides energy
Term
rough endoplasmic reticulum
Definition
a network of membranes studded with ribosomes; important in the synthesis and packaging of proteins
Term
vacuole
Definition
a membrane-bound sac that contains different substances, including waste
Term
cell wall
Definition
a rigid structure that surrounds the exterior of the cell membrane
Term
chloroplast
Definition
a cellular organelle that contains chlorophyll and other pigments; where photosynthesis occurs
Term
smooth endoplasmic retulum
Definition
a network of membranes with a smooth surface; acts as storage
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