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BIOCHEMICAL TESTS TO IDENTIFY BACTERIA<br />
Carbohydrate Fermentation<br />
In phenol red lactose broth tubes.(left) E. coli produces acid lowering the pH causing a color shift & gas which causes bubble to form, (ctr) Alcaligenes faecalis is inert, the medium remains red, (rgt) uninoculated control

Fphoto-60370501C-3DT.jpg

BIOCHEMICAL TESTS TO IDENTIFY BACTERIA
Carbohydrate Fermentation
In phenol red lactose broth tubes.(left) E. coli produces acid lowering the pH causing a color shift & gas which causes bubble to form, (ctr) Alcaligenes faecalis is inert, the medium remains red, (rgt) uninoculated control

Copyright:© 2005 Dennis Strete - Fundamental Photographs

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