PROKARYOTIC CELLS

PROKARYOTIC CELLS - PROKARYOTICCELLS

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PROKARYOTIC CELLS Size ----most range from 0.2 to 2  μ  m in diameter, 2 - 8  μ  m in length Shape ----Coccus (sphere), Bacillus (rod), Spiral Arrangement : a. Cocci---many will be single, but sometimes when cells divide they may remain attached to  form: 1) Diplococci (pairs) 2) Streptococci (chains) 3) Tetrads (groups of 4) 4) Sarcinae (groups of 8) 5) Staphylococci (grapelike clusters) b. Bacilli----mostly single, but some form:  1) Diplobacilli (pairs) 2) Streptobacilli (chains) 3) Palisades (rods side by side) Rods may vary in shape-long rods to just slightly oval (coccobacilli). Some are irregularly  shaped----club-shaped, for example  Some species may exhibit the ability to have different shapes under different conditions. Some 
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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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