Cells, Tissues, and Membranes Terminology
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each of the black spaces below before clicking
on it to display the answer.
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The smallest structural unit of living matter capabable of functioning independently | Cell
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Group of similar cells arranged with intercellular substance between them specialized to perform a particular function | Tissue
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Surface layer of the cytoplasm of a cell | Cell membrane
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The study of the structure, function, multiplication, and pathology of cells | Cytology
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The central structure of a cell enclosed in a membrane which is essential to cellular fuctions such as reproduction and protein synthesis | Nucleus
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The living matter in all cells which is an organized complex of organic and inorganic substances which are too small for resolution with an ordinary light microscope | Protoplasm
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A membrane which allows some molecules to pass through but not others | Semi-permeable membrane
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A small cavity or space in cell protoplasm containing air or fluid | Vacuole
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Substances such as acid, bases, and salts which in solution conduct an electrical current | Electrolytes
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A relatively stable state of equilibrium | Homeostasis
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Particles move to equalize concentration throughout | Diffusion
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Particles move through a filter or membrane that prevents passage of certain molecules | Filtration
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Solvent molecules pass through a semi-permeable membrane to equalize concentration on each side | Osmosis
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The process of engulfing a solid particle by forming a pocket with the cell membrane | Phagocytosis
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The process of engulfing a liquid particle by forming a pocket with the cell membrane | Pinocytosis
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Acts as a barrier from heat, cold, water loss, and bacterial invasion; aids in secretion and excretion | Epithelial Tissue
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Protects, supports, transports, and bonds the body together | Connective Tissue
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Moves body by contraction/relaxation of pairs | Muscle Tissue
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Conducts impulses throughout the body | Nerve Tissue
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Strands of DNA bearing the genes which carry the hereditary characteristics | Chromosomes
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