EUKARYOTIC CELLS

EUKARYOTIC CELLS - lack a cell wall Cell wall Usually...

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EUKARYOTIC CELLS This is the type of cell found in all living organisms except bacteria. Here is the comparison chart again: CHARACTERISTIC PROKARYOTIC  EUKARYOTIC Size Smaller---typical size is  0.2 - 2  μ  m in diameter Larger---typical size is 10 -  100  μ  m in diameter Nucleus No nuclear membrane or  nucleoli (nucleoid) True nucleus with nuclear  membrane and nucleoli Membrane-enclosed  organelles Absent Many, including  lysosomes, Golgi complex,  chloroplasts Flagella Consist of 2 protein  building blocks Complex; consist of  multiple microtubules Phagocytosis None Some can carry on  phagocytosis Glycocalyx Present as a capsule or  slime layer Present in some cells that 
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Unformatted text preview: lack a cell wall Cell wall Usually present, chemically complex (peptidoglycan) When present, usually simple, NO peptidoglycan Plasma membrane No carbohydrates, almost all lack sterols Sterols and carbohydrates incorporated Cytoplasm No cytoskeleton Cytoskeleton Ribosomes Smaller size (70S) Larger size (80S) except in organelles Chromosome (DNA) arrangement Single circular chromosome, no histones Multiple linear chromosomes with histones Cell division Binary fission Mitosis Sexual reproduction No meiosis; transfer fragments of DNA only Meiosis In brief, eukaryotic cells are larger and more complex....
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This note was uploaded on 01/23/2012 for the course MCB MCB2010 taught by Professor Smith during the Fall '09 term at Broward College.

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EUKARYOTIC CELLS - lack a cell wall Cell wall Usually...

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