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Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Term
Definition
Organelles   The membrane enclosed structures within eukaryotic cells  
Cell fractionation   A useful technique for studying cell structure and function  
Cytosol   A semigloss jelly like substance  
Eukaryotic cell   Plant / animal cells  
Prokaryotic cells   Bacteria / archaea  
Nucleoid   A Twiin that is not bounded by a membrane (found in prokaryotic cells ONLY)  
Cytoplasm   The interior of either type of cell  
Plasma membrane   A selective barrier that allows passage of enough oxygen nutrients and enough wastes to service the entire cell  
Nuclear envelope   Enclosed the nucleus  
Nuclear lamina   A netlike array or protein filaments  
Chromosomes   Structures that carry genetic info  
Chromatin   The complex of DNA and protein making up chromosomes  
Endomembrane system   Inside the eukaryotic cell  
Vesicles   Sacs made of membrane  
Glycoproteins   Proteins that have carbohydrates covalently bonded to them  
Transport vesicles   Vesicles in transit from one part of the cell to another  
Phagocytosis   Amoeba and many other Protista eat by engulfing smaller organisms or food particles  
Food vacuoles   Formed by phagocytosis  
Contractile vacuoles   Pump excess water out of the cell  
Endosymbiosis theory   An early ancestor or eukaryotic cells engulfed and oxygen-using nonphotosynthetic prokaryotic cell  
Cristae   The inner membrane of mitochondria it is convoluted  
Mitochondrial matrix   Enclosed by the inner membrane  
Thylakoids   Flattened interconnected sacs  
Granum   A stack of thylakoids  
Stroma   The fluid outside the thylakoids  
Plastids   Chloroplast is a specialized member or a family of closely related plant organelles  
Cytoskeleton   A network of fibers extending through the cytoplasm  
Motor proteins   Moving proteins  
Microtubules   Hollow rods constructed from a globular protein called tubulin  
Centrosome   A region that is often located near the nucleus  
Cilia / flagella   Microtubule containing extensions that project from some cells  
Basal body   Anchors colony and flagellum  
Dyneins   Large motor proteins  
Microfilaments   Thin solid rods aka actin filaments  
Middle lamella   Between primary walls of adjacent cells  
(ECM) extracellular matrix   Glycoproteins and other carbohydrates  
Collagen   The most abundant glycoprotein  
Plasmodesmata   Membrane lined channels filled with cytosol  


   






 
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