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Unformatted text preview: Eukaryotic Cell Organelles and Structures Cell Structure / Component Basal Body Cell Wall* Central vacuole Centriole** Chloroplast* Chromatin Cilia and flagella Cytosol Cytoskeleton Endoplasmic Reticulum (ER) Endoplasmic Reticulum, Rough Endoplasmic Reticulum, Smooth Endocytic vesicle Golgi Apparatus** (dictyosome*) Lys osomes* Microbodies Microfilaments Microtubules Microvillus** Middle Lamella* Mitochondrion Nuclear envelope Nuclear pore Nucleolus Nucleus Plasma membrane Pol ysome (polyribosome) Ribosomes Starch grains* (amyloplasts) Vacuoles Vesicles Composition 9+0 microtubule triplets Function Organize structure of cilia and flagella Contains cellulose fibrils Support and protection Water, ions, sugars and some proteins Water and ion reservoir 9+0 pattern of microtubules Forms basal bodies that give rise to microtubules Inner membrane (grana) within double membrane , chlorophyll and accessor y pigments DNA strands and associated proteins Heredity information, and Control of the cell 9+2 pattern of microtubules Movement of cell Fluid medium of water, amino acids Reservoir for raw materials for cellar and ions, etc synthesis Microtubules and microfilaments Cell shape and movement of parts Membranous flattened channels and Synthesis / modification of proteins tubular channels and other substances and transport by vesicle formation Has ribosomes attached Site of protein synthesis Has NO ribosomes attached Membranous sac containing engulfed Digest contents via fusion with materials (e.g. bacteria) lys osomes Stack of membranous sacs Processing and packaging of macromolecules (e.g. glycoproteins) Membranous vesicles containing Intracellular digestion digestive enzymes Membranous vesicles containing Various metabolic tasks specific enzymes Thin fibers (7.5 nm) of actin (protein) Constriction of microvilli, plasma membrane Small (~30 nm dia.) cylinders of Cell shape, organelle movement, cilia tubulin (protein) and flagella movement Cell projections containing Increases cell surface area microfilaments Pectin layer (polysaccharide) in plant Cementing agent between cell walls cell walls) Folded inner membrane (cristae) Cellular respiratory energy within outer membrane production (ATP) Double membrane with pores Separation of nucleus content from cyt oplasm Opening (100 nm) in nuclear Passage of ribosomes form nucleolus envelope, complex structure to cytoplasm Concentrated area of chromatin, Ribosome formation RNA and proteins within the nucleus Double membrane envelope Control of cell reproduction, protein surrounding the nucleoplasm, synthesis, control of cell in general chromosomes and nucleoli Bilayer of phospholipids and Selective passage of molecules into embedded proteins and out of the cell, cell recognition, communication, location of some enzymes A group of ribosomes Involved in production of copies of the same protein Protein and rRNA in two subunits Protein synthesis Starch storage (polymer of glucose Energy storage units) Large membranous sacs Storage of various substances Small/tiny vacuoles Storage / transport of various substances
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