What is the structure and function of the plasma membrane?
-Made of a phospholipid bilayer, with proteins embedded in the layer.
-Protect the cell from its surroundings.
-Allows substances in and out of the cell.
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What is the structure and function of the cytoplasm?
-The fluid that fills a cell.
-Contains many dissolved substances (enzymes, sugars, amino acids).
-Site of many metabolic reactions.
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What is the structure and function of the nucleus?
-Surrounded by a double membrane (envelope).
-Pores (holes) in the nuclear envelope.
-Contains genetic material and controls cellular activity.
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What is the structure and function of the
Nucleolus?
-Region of dense DNA and protein.
-Produces ribosomes.
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What is the structure and function of
Rough endoplasmic reticulum (ER)?
-Flattened sacs with a membrane covered in ribosomes.
-Where proteins are made.
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What is the structure and function of the
Smooth endoplasmic reticulum (ER)?
-Single, tubular sacs made of the membrane.
-Where lipids are made.
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What is the structure and function of the
Golgi apparatus?
-Curved sacs enclosed by a membrane.
-Modifies proteins and packages them in vesicles for transport.
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What is the structure and function of the vesicles?
-Small, membrane-bound sacs.
-Transports and stores substances in the cell.
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What is the structure and function of the Lysosomes?
-Enclosed by a single membrane.
-Contains digestive enzymes.
-Destroys old organelles and pathogens.
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What is the structure and function of the 80S Ribosomes?
-Contrasts with the 70S in prokaryotes.
-Site of protein synthesis.
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What is the structure and function of the mitochondria?
-Surrounded by a double membrane.
-Inner membrane has folded projections called cristae.
-Central area contains a jelly called the matrix.
-Contains ribosomes and DNA.
-Site of aerobic respiration.
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What is the structure and function of the centrioles?
(ONLY IN ANIMAL CELL) NOT PLANT CELL!
-Two hollow tubes at right-angles to each other.
-Makes the spindle in cell division.
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Other cards in this set
Card 2
Front
What is the structure and function of the cytoplasm?
Back
-The fluid that fills a cell.
-Contains many dissolved substances (enzymes, sugars, amino acids).
-Site of many metabolic reactions.
Card 3
Front
What is the structure and function of the nucleus?
Back
Card 4
Front
What is the structure and function of the
Nucleolus?
Back
Card 5
Front
What is the structure and function of
Rough endoplasmic reticulum (ER)?
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