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19 Cards in this Set
- Front
- Back
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Carotene
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A yellow-orange pigment
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Cytoskeleton
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The internal framework of a cell.
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Eukaryotic
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Cell that contains a distinct membrane-bound nucleus.
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Glycolipid
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Lipid plus at least one carbohydrate group.
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Glycoprotein
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Protein plus a carbohydrate.
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Hormone
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Compound secreted in area of the body that is active in another area; usually carried by the blood.
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Hydrolytic enzymes
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Proteins that help decompose compounds by splitting bonds with water molecules.
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Integral protein
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A protein that spans the plasma membrane.
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Isotonic
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A solution with the same concentration as the cell cytoplasm.
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Keratin
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Tough, fibrous proteins that form hard structures, such as hair and nails.
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Melanin
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A dark brown, UV-light-absorbing pigment produced by specific cells.
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Nucleoplasm
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Fluid within the nucleus, containing the DNA.
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Organelle
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Typically, a membrane-bound structure suspended in the cytosol; hairlike projections from the cell may also be called organelles.
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Peripheral proteins
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A protein that sits on the inside or the outside of the cell membrane.
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Phospholipids
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Compounds containing phosphoric acid and a fatty acid.
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Prokaryotic
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Cell or single-celled organism with no internal membrane-bound compartments, usually having only genetic material as organelles.
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Saccules
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Small circular vesicle used to transport substances within a cell.
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Solute
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Salts, ions, and compounds dissolved in a solvent, forming a solution; water is the most common solvent in the human body.
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Symbiotic
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Intimate coexistence of two organisms in a mutually beneficial relationship.
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