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Question
Answer
show Study of cells  
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show Barrier separating the cytoplasm from the interstitial fluid  
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Nucleus   show
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show All cellular structure housing DNA or a group of cell bodies in the central nervous system  
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Cytosol   show
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show A temporary store of molecules in the Cytosol  
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Microscopy   show
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Cholesterol   show
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Glycolipid   show
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Ligand   show
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Glycocalyx   show
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show Random movement of molecules or particles down their concentration gradient  
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show Passive transport process used when small nonpolar molecules cross the plasma membrane unassisted  
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show Passive transport process using carrier proteins or channel proteins to move a chemical across the plasma membrane  
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Osmosis   show
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show Freely permeable to some molecules, but relatively non-permeable to other molecules  
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Aquaporins   show
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show Pressure exerted by water movement across a membrane as it moves toward an area of lower water concentration  
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Isotonic contraction   show
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Hypotonic solution   show
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show Solution with a lower solute concentration and a higher water concentration than that of the Cytosol  
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Hemolysis   show
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show Solution with a lower water concentration and higher solute concentration than that of the Cytosol  
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show Method of a protein pump transporting a substance across the membrane against its concentration gradient  
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show Process of adding a phosphate group to a molecule  
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Vesicle   show
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Exocytosis   show
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show Movement of substances from the extracellular environment into the cell through the formation of a vesicle  
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show A form of endocytosis by which cells ingest and digest solid substances. Cell eating  
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show A form of endocytosis by which cells ingest liquid. Cell drinking.  
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Electrochemical gradient   show
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Membrane potential   show
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Resting membrane potential (RMP)   show
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Endoplasmic reticulum (ER)   show
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Lysosome   show
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Autophagy   show
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Autolysis   show
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show Membrane bound organelle containing oxidative enzymes  
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show Organelle composed of protein and rRNA that is the site of protein synthesis  
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show Organelle that participated in the separation of chromosome pairs during cell division  
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Cytoskeleton   show
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show Smallest structural protein of the cytoskeleton; composed of actin  
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show Hollow cylinders of tubulin protein that are part of the cytoskeleton; able to lengthen and shorten  
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show Plasma membrane extensions containing cytoplasm and microtubules that move materials past the cell  
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Flagellum   show
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Microvilli   show
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show One type of adhesion between two epithelial cells; a type of intercellular junction that holds cells together at a single point (like a button)  
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Chromatin   show
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show The most compact form of genetic material; a single long molecule of DNA and associated proteins; becomes visible only when the cell is dividing.  
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show Segment of DNA contains information to direct synthesis of a specific protein; functional unit of DNA  
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Transcription   show
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Translation   show
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show A portion of DNA that lies between two exons; non coding regions in pre-messenger RNA. These are removed during pre-messenger RNA processing  
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Exon   show
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Anticodon   show
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Mitosis   show
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show Process of sex cell division that results in haploid number of chromosomes  
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Interphase   show
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show The nonstaining constriction of a chromosome that is the point of attachment of the spindle fiber  
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Cytokinesis   show
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show Programmed cell death  
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Light microscope (LM)   show
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show Uses a beam of electrons to illuminate a specimen stained with heavy metal  
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show Directs electrons across the surface of a specimen to produce a three-dimensional image that is captured on a screen  
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Transmission electron microscope (TEM)   show
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Interstitial fluid   show
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show Complex organized structures within cells that have unique characteristic shapes and functions. Membrane bound and non-membrane bound  
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show Organelles enclosed by a membrane. Ex: ER, Golgi apparatus, lysosomes, peroxisomes, mitochondria  
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Non-membrane bound organelles   show
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Phospholipids   show
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Phospholipid bilayer   show
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Integral proteins   show
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Peripheral proteins   show
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show Provide a means of regulating the movement of substances across the plasma membrane. Includes channeled, carriers, pumps, symporters, and antiporters  
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Cell surface receptors   show
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show Communicate to other cells that they belong to the body. Distinguish between healthy and nonhealthy cells  
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Anchoring sites   show
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show For cell to cell attachments. Proteins that form membrane junctions  
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Channel-mediated diffusion   show
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Carrier-mediated diffusion   show
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show Allows the passage of water, but prevents the movement of most solutes  
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show When a cell shrinks due to water moving out of a cell  
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show A special type of ion pump. Exchange pump.  
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Vesicular transport   show
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Symport   show
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antiport   show
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Receptor-mediated endocytosis   show
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show Permit ion passage into or out of a cell in response to ligand bind. Required to initiate electrical changes to the RMP.  
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show Function as protein kinase enzymes and are activated to phosphorylation other enzymes within the cell  
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G protein-coupled receptors   show
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show Carries out diverse metabolic processes that vary by cell type. Functions include synthesis, transport, and storage of lipids; carbohydrate metabolism; and detoxification of drugs and poisons.  
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Rough ER   show
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show Small, enclosed membrane sacs pinch off from the ER  
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show Composed of elongated, flattened, membranous sacs. Has a distinct polarity. Two poles are cis-face and trans-face  
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Endomembrane system   show
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Mitochondria   show
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Bound ribosomes   show
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Free ribosomes   show
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show A structure close to the nucleus that has a pair of perpendicularly oriented, cylindrical centrioles surrounded by a protein. Primary function is organizing microtubules within the cytoskeleton.  
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Proteasomes   show
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show Junctions composed of both integral and peripheral membrane proteins which function to connect and support cells  
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show Composed of plasma membrane proteins that form strands or rows of proteins. They seal off the intercellular space and prevent substances from passing between cells; materials move through, instead of between, cells  
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Hemidesmosomes   show
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show Composed of 5 integral proteins that form a tiny, fluid-filled tunnel that extends across a small gap between adjacent cells. Forms a direct passageway for substances to move between neighboring cells.  
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show A double membrane that enclosed the nucleus  
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Nucleoplasm   show
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Nuclear pores   show
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Histones   show
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show A DNA double helix wrapped around histones  
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Ribonucleotide   show
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Somatic cells   show
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show Occurs when one cell divides, resulting in two identical cells  
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show The steps in the replication of a somatic cell  
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show Two identical cells that are the products of mitosis  
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