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Cell parts and functions
cells vocabulary listing the parts and functions
21
Science
5th Grade
09/22/2008

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Term
cell
Definition
the smallest unit of living things that carry out the basic processes of life
Term
organism
Definition
any and all living things
Term
unicellular
Definition
a one-celled organism; is made of a single cell that carries out its life processes
Term
multicellular
Definition
a many celled organism made of more than one cell
Term
cell membrane
Definition
a flexible layer around the outside of the cell to give the cell its shape
Term
organelles
Definition
basic structures that help cells perform life processes
Term
I have functions that help keep the cell alive.
Definition
I'm an organelle.
Term
I control what goes in or out of the cell.
Definition
I am the cell membrane
Term
cytoplasm
Definition
A gel-like liquid made mostly of water which occupies the region from the nucleus to the cell membrane.
Term
Some of the cell's life processes take place in me, and I support all the cell's structure.
Definition
I am the cytoplasm.
Term
nucleus
Definition
the cell's control center... it send signals to all other parts of the cell
Term
I contain the master plans for all of the cell's activities.
Definition
I am the nucleus.
Term
mitochondria
Definition
an oval, membrane-covered organelle that supplies energy for the cell
Term
I am a tiny power plant. I break down the food, which releases enrgy for the cell to use.
Definition
I am the "mighty" mitochondria
Term
vacuoles (animal cells)
Definition
A storage organelle used to store water, food, and wastes.
Term
I can store anything the nucleus tells me to store... mainly water, food, or waste.
Definition
I am a vacuole.
Term
vacuole (plant cell)
Definition
a large storage organelle... stores water and provides extra support... keeps the plant from drying out
Term
cell wall
Definition
An additional outer covering around the outside of a plant cell and cell membrane.
Term
I provide the plant cell with strength and extra support.
Definition
I am the cell wall.
Term
chloroplast
Definition
A green structure inside a plant cell where the energy from sunlight is used to produce food for the plant.
Term
I am full of chlorophyll, and I'm a mean green food-producing machine!
Definition
I am the chloroplast!
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