Cell Parts and Their Jobs. What are Cells? Basic units of all living things Building blocks of life...
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Transcript of Cell Parts and Their Jobs. What are Cells? Basic units of all living things Building blocks of life...
![Page 1: Cell Parts and Their Jobs. What are Cells? Basic units of all living things Building blocks of life Needed for growing, repairing/replacing damaged cells.](https://reader030.fdocuments.in/reader030/viewer/2022032723/56649d0b5503460f949de2ff/html5/thumbnails/1.jpg)
Cell Parts and Their Jobs
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What are Cells?
Basic units of all living things
Building blocks of life
Needed for growing, repairing/replacing damaged cells
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Cell Membrane
Location: Surrounds all cells
Function: – Gives the cell shape– Controls what
moves into and out of cell
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Cytoplasm
Location: Throughout the cell
Function: Clear, jellylike material
– Provides cushion for all organelles
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Nucleus
Location: Near center of cell
Function:– Controls cell’s activities
– Contains genetic information in the form of chromosomes/DNA
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Nuclear Membrane/Envelope
Location: Surrounds the nucleus
Function:– Protects nucleus from
the rest of the cell
– Openings (pores) allow materials to move into and out of nucleus
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Nucleolus
Location: Inside the nucleus
Function:– Makes ribosomes
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Chromatin
Location: Inside the nucleus
Function: – Threadlike structures
that determine what traits a living thing will have
– “genetic blueprints” for cell operations
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Chromosomes
Location: Inside the nucleus
Function:– Pairs of DNA– Contain instructions
for cell activities
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DNA : Deoxyribonucleic Acid
Location: Inside the nucleus
Function:– Creates genes: determine
traits of organisms – Contains information for
making proteins
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Endoplasmic Reticulum (ER)
Location: Cytoplasm Function:
– Network of tubes in the cell – Transports materials from
nucleus to cytoplasm- throughout cell
Smooth ER-no ribosomes Rough ER-has ribosomes
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Ribosomes
Location: Cytoplasm or on the Rough ER
Function: – make proteins
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Golgi Bodies
Location: Cytoplasm
Function:– Curved sacs that
package/store proteins
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Mitochondria
Location: Cytoplasm
Function: – Sausage shaped
– Breaks down nutrients to produces energy
“Powerhouses” of the cell
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Vacuole
Location: Cytoplasm
Function:– Stores food, water, and
wastes
Larger in plant cells Helps support the plant
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Lysosomes
Location: Cytoplasm
Function:– Digests proteins, food,
water, and worn out cell parts
Mainly found in Animal Cells
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Cell Wall
Location: surrounds plant cells
– Outside cell membrane– Rigid, non-living
Function: Protect and support cell
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Chloroplasts
Location: Cytoplasm
Contain green pigment chlorophyll
Function:– Change light energy to
sugar [glucose] during Photosynthesis
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Plastid
Location: Cytoplasm
Function:– Contains pigments to
give plants color