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30 Cards in this Set
- Front
- Back
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Nucleus
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Contains chromatin and surrounded by a membrane
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Ribosomes
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Makes proteins, attached to rough ER or free in cytoplasm
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Endoplasmic Reticulum
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Creates and transports cell membrane proteins
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Golgi Body
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Sort proteins and lysosomes into vesicles
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Vesicles
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Store, transport, or digest cellular products or waste
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Mitochondria
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Site of cellular respiration in cell
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Chloroplasts
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Site of photosynthesis in plant cells
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Lysosomes
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Contain hydrolytic enzymes to digest macromolecules
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Centrioles
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Microtubular structures that make up the centrosome; important in cell division
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Vacuoles
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Membrane-bound compartments that have secretory, excretory, and storage functions
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Motility
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Flagella, cilia
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Cytoskeleton
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Made of microtubules, intermediate filaments, microfilaments
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Cell wall
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Creates rigid structure in plant cells and protects cell
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Cell junctions
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Desmosomes, tight junctions, and gap junctions in animal cells; plasmodesmata in plant cells
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Cell membrane fuction
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Movement of materials
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Selectively permeable membrane
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Membrane chooses what can and cannot pass through membrane
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Diffusion
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Movement of particles from high to low
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Osmosis
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Diffusion of water across cell membrane
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Facilitated diffusion
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Movement of particles from high to low with the help of proteins
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Active transport
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Transport of substances across a membrane using energy (ATP); from low to high
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Hypertonic cell
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Membrane is shrunken in, cell parts are shrunken
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Hypotonic
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Animal-cells swell and burst
Plant-normal state for cells |
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Isotonic
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Equal solute concentrations inside and outside of cell
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Plasmolysis
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Contraction of cell membrane due to loss of water in cell
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Vesicle transport
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Exocytosis, endocytosis, phagocytosis, pinocytosis
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Exocytosis
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Release of large molecules through membrane
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Endocytosis
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Intake of large molecules through membrane
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Phagocytosis
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Cell "eating", Absorbtion of large molecules through membrane
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Pinocytosis
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Cell "drinking", absorbtion of small particles through membrane
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Cellular Respiration
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Carbon six Hydrogen twelve Oxygen six plus 6 O2 . 6 Carbon Oxygen two plus 6 Hydrogen two Oxygen plus energy
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