GMU:Experimental Microbiology: Difference between revisions

From Medien Wiki
Line 79: Line 79:


A prokaryotic cell has three architectural regions:
A prokaryotic cell has three architectural regions:
    Enclosing the cell is the cell envelope  
1) Enclosing the cell is the cell envelope  
    Inside the cell is the cytoplasmic region that contains the genome (DNA), ribosomes and various sorts of inclusions.
2) Inside the cell is the cytoplasmic region that contains the genome (DNA), ribosomes and various sorts of inclusions.
    On the outside, flagella and pili project from the cell's surface. These are structures (not present in all prokaryotes) made of proteins that facilitate movement and communication between cells.
3) On the outside, flagella and pili project from the cell's surface. These are structures (not present in all prokaryotes) made of proteins that facilitate movement and communication between cells.


Eukariotic cell
Eukariotic cell