TORTORA FUNKE CASE ninth edition MICROBIOLOGY an introduction
TORTORA FUNKE CASE ninth edition MICROBIOLOGY an introduction 4 Part B Functional Anatomy of Prokaryotic and Eukaryotic Cells Power. Point® Lecture Slide Presentation prepared by Christine L. Case Copyright © 2006 Pearson Education, Inc. , publishing as Benjamin Cummings
Eukaryotic Cells § Comparing prokaryotic and eukaryotic cells § Prokaryote comes from the Greek words for prenucleus. § Eukaryote comes from the Greek words for true nucleus. Copyright © 2006 Pearson Education, Inc. , publishing as Benjamin Cummings
Copyright © 2006 Pearson Education, Inc. , publishing as Benjamin Cummings Figure 4. 22 a
Copyright © 2006 Pearson Education, Inc. , publishing as Benjamin Cummings Figure 4. 22 - Overview
Copyright © 2006 Pearson Education, Inc. , publishing as Benjamin Cummings Figure 4. 22 a
Flagella and Cilia Euglena Copyright © 2006 Pearson Education, Inc. , publishing as Benjamin Cummings Tetrahymena Figure 4. 23 a–b
Copyright © 2006 Pearson Education, Inc. , publishing as Benjamin Cummings Figure 4. 23 - Overview
§ Microtubules § Tubulin § Nine pairs + two arrangements (9 + 2 array) Copyright © 2006 Pearson Education, Inc. , publishing as Benjamin Cummings Figure 4. 23 c
Cell Wall § Cell wall § Plants, algae, fungi § Carbohydrates § Cellulose, chitin, glucan, mannan § Glycocalyx § Carbohydrates extending from animal plasma membrane § Bonded to proteins and lipids in membrane Copyright © 2006 Pearson Education, Inc. , publishing as Benjamin Cummings
Plasma Membrane § Phospholipid bilayer § Peripheral proteins § Integral proteins § Sterols § Glycocalyx carbohydrates Copyright © 2006 Pearson Education, Inc. , publishing as Benjamin Cummings
Plasma Membrane § Selective permeability allows passage of some molecules § Simple diffusion § Facilitative diffusion § Osmosis § Active transport § Endocytosis § Phagocytosis: Pseudopods extend and engulf particles. § Pinocytosis: Membrane folds inward bringing in fluid and dissolved substances. Copyright © 2006 Pearson Education, Inc. , publishing as Benjamin Cummings
Eukaryotic Cell § Cytoplasm: Substance inside plasma and outside nucleus § Cytosol: Fluid portion of cytoplasm § Cytoskeleton: Microfilaments, intermediate filaments, microtubules § Cytoplasmic streaming: Movement of cytoplasm throughout cells Copyright © 2006 Pearson Education, Inc. , publishing as Benjamin Cummings
Cytoplasmic Streaming Copyright © 2006 Pearson Education, Inc. , publishing as Benjamin Cummings
Organelles § Membrane-bound § Nucleus: Contains chromosomes § ER: Transport network § Golgi complex: Membrane formation and secretion § Lysosome: Digestive enzymes § Vacuole: Brings food into cells and provides support § Mitochondrion: Cellular respiration § Chloroplast: Photosynthesis § Peroxisome: Oxidation of fatty acids; destroys H 2 O 2 Copyright © 2006 Pearson Education, Inc. , publishing as Benjamin Cummings
Eukaryotic Cell § Not membrane-bound § Ribosome: Protein synthesis § Centrosome: Consists of protein fibers and centrioles § Centriole: Mitotic spindle formation Copyright © 2006 Pearson Education, Inc. , publishing as Benjamin Cummings
Nucleus Copyright © 2006 Pearson Education, Inc. , publishing as Benjamin Cummings Figure 4. 24
Copyright © 2006 Pearson Education, Inc. , publishing as Benjamin Cummings Figure 4. 24 a
Copyright © 2006 Pearson Education, Inc. , publishing as Benjamin Cummings Figure 4. 24 c
Endoplasmic Reticulum Copyright © 2006 Pearson Education, Inc. , publishing as Benjamin Cummings Figure 4. 25
Copyright © 2006 Pearson Education, Inc. , publishing as Benjamin Cummings Figure 4. 25 a
Copyright © 2006 Pearson Education, Inc. , publishing as Benjamin Cummings Figure 4. 25 b
Golgi Complex Copyright © 2006 Pearson Education, Inc. , publishing as Benjamin Cummings Figure 4. 26
Lysosomes and Vacuoles Copyright © 2006 Pearson Education, Inc. , publishing as Benjamin Cummings Figure 4. 22 b
Mitochondrion Copyright © 2006 Pearson Education, Inc. , publishing as Benjamin Cummings Figure 4. 27
Copyright © 2006 Pearson Education, Inc. , publishing as Benjamin Cummings Figure 4. 27 b
Chloroplast Copyright © 2006 Pearson Education, Inc. , publishing as Benjamin Cummings Figure 4. 28
Copyright © 2006 Pearson Education, Inc. , publishing as Benjamin Cummings Figure 4. 28 b
Endosymbiotic Theory Copyright © 2006 Pearson Education, Inc. , publishing as Benjamin Cummings Figure 10. 2
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Endosymbiotic Theory Copyright © 2006 Pearson Education, Inc. , publishing as Benjamin Cummings UN 4. 1
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