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CELL ORGANELLES
CELL ORGANELLES

... • Transports newly made proteins to other parts of the cell, or even out of the cell • Divides the cytoplasm into reaction areas • As it grows, it pushes out and inward to form the cell / nuclear membrane ...
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... 52. What are the functions of chloroplasts and mitochondria? A. ___________________capture the energy from sunlight and convert it into food that contains ___________________ energy in a process called photosynthesis. 53. ________________convert the chemical energy stored in food into compounds that ...
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...  Most are stored nutrients or products from the cell  Lipid drops in fat cells, glycogen abundant in liver and muscle cells, pigments such as melanin in skin and hair cells, mucus and other secreted products etc.  Aggregate inside the cell and can be used sometimes as markers for ...
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... 13. Create flash cards for the functions of the cellular organelles. 14. Draw a concept map for the chapter. Use different colors for different parts. Perhaps use the colors you choose for your flash cards as well. Include some detail on the map to help you remember specifics, but you should NOT att ...
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... • An extracellular basal lamina always lies at the interface of epithelial cells and connective tissue. The basal laminae to two neighboring epithelia can fuse or appear to fuse in places where there is no intervening connective tissue. Nutrients for epithelial cells must diffuse across the basal ...
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Extracellular matrix



In biology, the extracellular matrix (ECM) is a collection of extracellular molecules secreted by cells that provides structural and biochemical support to the surrounding cells. Because multicellularity evolved independently in different multicellular lineages, the composition of ECM varies between multicellular structures; however, cell adhesion, cell-to-cell communication and differentiation are common functions of the ECM.The animal extracellular matrix includes the interstitial matrix and the basement membrane. Interstitial matrix is present between various animal cells (i.e., in the intercellular spaces). Gels of polysaccharides and fibrous proteins fill the interstitial space and act as a compression buffer against the stress placed on the ECM. Basement membranes are sheet-like depositions of ECM on which various epithelial cells rest.The plant ECM includes cell wall components, like cellulose, in addition to more complex signaling molecules. Some single-celled organisms adopt multicelluar biofilms in which the cells are embedded in an ECM composed primarily of extracellular polymeric substances (EPS).
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