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27 Cards in this Set
- Front
- Back
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Do cells have a cell wall like plant cells?
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NO
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What is an organism?
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An organism is a living thing
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What is a cell?
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A cell is the smallest unit of living things that carry out the basic processes of life
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What is unicelluler?
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An organism that is made out of a single cell that carries out its life processes
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What is multicellular?
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Organisms that are made of more than one cell
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Wahts a cell membrane?
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Animal cells that are surrounded by a flexible wrapping
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What is cytoplasm?
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The cell membrane and is filled wit ha gel-like liquid
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what is a nucleus?
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The cells control center
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What is mitochondria?
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They are oval, membrane-covered organaelles that suply energy for the cell
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What are vacuoles?
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a membrane-covered structure used ffor storage
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What is a cell wall?
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An additional outer covering around the outside of a cell that plant cells have
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What are you able to use with chlorophyll?
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You are able to usethe energy in sunlight
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What is chloroplast?
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Own food structures inside their cells plant make
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Why are many plant cells green?
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Because of the chlorophyll in their chloroplasts
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What is a tissue?
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Similar cells working together at the same job,or function
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What is an organ?
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A group of tissues working together to perform a specific function
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What is an organ system?
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Organs that work together to perform a certain function
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What is the cells control place?
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Nucleus
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Who was the first scientist to discover cells?
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Robert Hook
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What do ribosomes do?
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They make protien for the cell
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What does endoplasmic Reticulum do ?
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It moves materials around in the cell
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What is golgi body?
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it is like the shipping department of a cell
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What is nuclear membrane?
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The membrane surrounds the nucleus of a cell and allows certain substances to pass
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Explain the process of osmosis when a potato slice is placed in salt water?
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it gets smaller
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Why do plant cells have the shape they do?
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They have it because of osmosis
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How are cork cells and onion cells similar?
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There both plant cells and both have a cell wall
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What do chloroplasts contain that changes light energy into food energy?
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photosentisis
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