EMB(Eosin Methylene Blue) Flashcards
1
Q
how is this media selective
and what ingredient limits this
A
It inhibits the growth of most gram-positive bacteria
bile salts
2
Q
which group of organisms does it select for?
A
gram-negative bacteria
3
Q
How is this media differential
A
differentiates which organisms can fermentate lactose and which cannot
4
Q
what is the genus and species of the organism that produces the metallic green reaction
A
escherichia coli
5
Q
the color which indicates slow or weak fermenters
A
mucoid pink colonies
6
Q
black/purple growth indicates?
A
fermentates with much acid production
7
Q
colorless growth?
A
no fermentation
