notes for exam 1

notes for exam 1 - Basic structural & functional unit of...

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Basic structural & functional unit of every organism is one of 2 types of cells: prokaryotic & eukaryotic Eukaryotic Cell -cell’s largest organelle is the nucleus which contains its DNA -other organelles are in cytoplasm (the region between the nucleus and outer membrane of the cell) -is subdivided by internal membranes into various membrane-enclosed organelles -bigger than a prokaryotic cell -contains membranes, cytoplasm, organelles, and DNA containing nucleus -have plasma membrane -have cytosol -have chromosomes and ribosomes -within the cytoplasm are a variety of organelles of specialized form and function; absent in prokaryotic -in animal cells, but not plant cells: lysosomes, centrosomes with cetrioles, and flagella -in plant cells, but not animal cells: chloroplasts, central vacuole, cell wall, and plasmodesmata -has more than one membrane Prokaryotic Cell -smaller and much simpler than a eukaryotic cell -contains DNA and membrane -have plasma membrane -have cytosol -have chromosomes and ribosomes -the interior of the cell is called cytoplasm -does not have a nucleus Major Differences
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This note was uploaded on 07/02/2011 for the course POLI SCI 2051 taught by Professor Kevinmulcahy during the Spring '10 term at LSU.

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notes for exam 1 - Basic structural & functional unit of...

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