An Interactive Review of Cell Organelles and Their Functions.
Cell Organelles Review (1)
Transcript of Cell Organelles Review (1)
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Cell Organelles
Eukaryotic Cells
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Cell Parts
Cells the basic unit
of life
Organelles - small
structures inside acell with specific
functions.
Analogy City of Rocklin
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A) Cell Membrane/Plasma
Membrane
Analogy Rocklin city limits
1. Function: Regulates materials entering andexiting the cell.
2. Structure: Two layers of phospholipids, proteins
Cell
membrane
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B) Cytoplasm
1. Function: All cell contents that lie between the cellmembrane and the nucleus. (organelles + cytosol)
a. Cytosol = liquid portion/non-organelles.
2. Structure: made up of fluid and organelles exceptfor nucleus
Analogy All air, water, life that are in Rocklin, except
City Hall
Cytoplasm
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C) Nucleus
1. Function: Control Center. Regulates DNA
& RNA actions.
2. Structure: membrane bound, contains DNA
Analogy City Hall
Nucleus
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D) Nuclear Envelope
Analogy Walls & Doors of City Hall
1. Function: Regulates what enters or exits thenucleus.
2. Structure: Double Layer of Lipids
Nuclear
Envelope
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E) Nucleolus
Analogy The Mayor
1. Function: Produces RNA, which are used to
make all proteins.
2. Structure: Inside Nucleus, separate from
DNA
Nucleolus
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F) DNA Deoxyribonucleic acid
Analogy The Laws or City Code
1. Function: information on how to make
proteins.
a. Chromatin unorganized DNA (normal state)
b. Chromosomes organized DNA (present beforecell division
2. Structure: Made up of nucleotides, locked in
the nucleus
DNA (chromatin)
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G) Endoplasmic Reticulum
Analogy Roads & Sidewalks
1. Function: Transportation route for proteins.
a. Rough ER: has ribosomesb. Smooth ER: no ribosomes
2. Structure: tubes and channels
Rough ER
Smooth ER
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H) Ribosomes
Analogy Restaurants, Factories, Builders.
1. Function: Makes proteins.
2. Structure: small circular organelles
Ribosomes
Free
Ribosomes
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I) Vacuoles & Vesicles
Analogy Grocery stores, water tanks.
1. Function: Storage for water, nutrients or
waste.
2. Structure: small membrane-bound organelle.
Vesicles
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J) Lysosomes
Analogy Recycling center
1. Function: packets of enzymes that break
down materials in a cell.2. Structure: Small membrane-bound
organelles
Lysosomes
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K) Mitochondria
Analogy PG&E
1. Function: Produce energy for the cell site
of cellular respiration. The Powerhouse2. Structure: Double membrane-bound, kidney
shaped.
Mitochondria
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L) Golgi Apparatus
Analogy Post Office
1. Function: Packages, labels and ships
proteins out of the cell.2. Structure: Pancake-shaped layered
organelle
GolgiApparatus
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M) Cytoskeleton
Analogy Wood, cement, steel beams
1. Function: Provide support and structure for
the cell.
a. Microfilaments
b. Microtubules
2. Structure: Tubules
Microfilaments
Microtubules
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N) Centrioles (Animals Only)
Analogy Rocklin High School vs. Whitney High School
1. Function: microtubules that help divide the
cell during cell division.
Structure: Tubules
Centrioles
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O) Cilia & Flagella
Analogy Cars or bicycles.
1. Function: provides movement for the cell or
objects moving by the cell.
2. Structure:
a. Flagella 1 long fiber
b. Cilia many short fibers
FlagellaFlagella Cilia
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P) Chloroplasts (Plants only)
Analogy Solar Panels
1. Function: site of photosynthesis (converting
sun and CO2 into sugar).
2. Structure: Membrane bound organelles that
contain chlorophyll
Chloroplasts
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Q) Cell Wall (Plant cells only)
Analogy ground, rock wall
1. Function: Provides support for the cell and
the plant.
2. Structure: Made of cellulose
Cell Wall
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Cell Parts Analogy
Create an analogy (besides the cityanalogy) for the cell and its parts
Possible ideas:
Stadium School
Country
Restaurant House
Mall
Waterpark
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Stadium Example:
Cell membrane: wall of stadium, gates
Cytoplasm: everything inside the stadium.
Nucleus: the control room for the stadium. Etc