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30 Cards in this Set
- Front
- Back
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energy rich organic compound made of elements c, h , o
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carbohydrate
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the smallest unit of an element
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atom
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when 2 or more elements combine chemically
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compound
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what are organelles?
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carry out specific functions witin the cell.
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compounds that dont contain carbon
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organic compounds
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ability to clearly distinguish the individual parts of an object
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resoulution
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smallest unit of most compounds
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molecule
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what is the cell membranes main functions?
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controls what substances come into and out of the cell.
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compounds that dont contain the element carbon
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inorganic compounds
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a light microscope that has more then one lens
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compound microscope
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rod shaped structures, they are the power houses they produce most energy the cell needs to carry out its functions.
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mitochondria
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basic unit of structure and function
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cell
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the organelles that are found in cytoplasm function:
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to produce energy, build and transport needed materials and store and recycle wastes.
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makes things appear larger
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magnification
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a large oval structure it is the brain of the cell.
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nucleus
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instrument that makes small objects look larger
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microscope
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region btw the cell mem and the nucleus. clear, fluid like material.
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cytoplasm
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thin strands floating in the nucleus. they contain genetic material the instructions that direct the functions of the cell.
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chromatin
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a rigid layer of nonliving material that surrounds the cells of plantrs and some other organisms.
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cell wall
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a lens with a curved shape
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convex lens
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located inside the cell wall, it forms the outside boundary that seperates the cell from its enviroment.
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cell membrane
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widely accepted explanation of the relationship btw cells and living things.
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cell theory
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what are the three things about cell theory?
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all living things are composed of cells
cells are the basic unti of structure and function in living things all cells are produced from other cells |
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they are attached to the outer surface of the ER they are small grainlike bodies.
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ribosomes
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large green scas floating in the cytoplasm. they capture energy from the sunlight and use it to produce food for the cell.
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chloroplasts
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large water filled sac floating in the cytoplasm. it is the storage area for the cell.
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vacuole.
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small round structures that contain chemicals that break down large food particles into smaller ones.
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lyosomes
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flattened collection of sacs and tubes. "the mailroom" they recieve proteins and other newly formed materials from the ER.
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Golgi Bodies
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the passageways carry portein and other material
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endoplasmic reticulum
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is a substance that cannot be broken down into simpler substances.
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element
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