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25 terms

8th Sci Cell Structure Function/Examples

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cell membrane
1. protects the cell 2. helps give the cell its shape 3. controls what enter and leaves the cell 4. helps keep the cell material together
cytoplasm
life functions occur within the cytoplasm
nucleus
1. contains cell genetic material 2. directs the activities of the cell
nuclear membrane
separates the nucleus from the rest of the cell
vacuole
can store water and other substances
mitochondria
break down sugar and release energy... known as cellular respiration
ribosome
make and store protein
endoplasmic reticulum
used for moving materials within the cell
prokaryotic cell
found in single cell organisms like bacteria
eukaryotic cell
found in plant, fungi, animal and protist cells
chloroplast
found only in plant cell
cell wall
1. found only in plant cell 2. gives shape and support to the plant cells
lysosome
breaks down food material for consumption by the cell
golgi bodies
sort proteins and other cellular materials in order to store and release vital chemicals
cell
examples: plant cell and animal cell
tissue
a group of similar cells working together to perform a specific function
epithelial tissue
makes up the skin and lining of the stomach
muscle tissue
makes up the heart as well as the muscles attached to bones and other parts of the body (like the stomach and blood vessels)
nerve tissue
makes up the brain and spinal cord
connective tissue
found in bones, fat, cartilage and blood
organ
examples: lung and heart
organ system
examples: respiratory system, and circulatory system
organelle
examples: nucleus, mitochondria, ribosomes
multicellular
example: human, tree
cellular respiration
*** This is a form of "oxidation" in living organisms