Lab 12 Flashcards
0
Q
What is enrichment media
A
Chemicals enhance growth of desired bacteria
1
Q
What is selective media
A
Contain chemicals that prevent growth of unwanted bacteria
2
Q
What is differential media
A
Nutrients that allow distinguish one bacteria from another
3
Q
What nutrients are in tsa
A
- 5% peptone
- 8% NaCl
- 5% agar
4
Q
What is msa agar and what grows on it
A
- 0% peptone
- 5% NaCl
- 5% agar
- 0% mannitol
- 025% phenol red
Gram + grows
5
Q
What is in emb agar and what grows on it
A
- 0% peptone
- 5% agar
- 5% lactose
- 5% sucrose
- 04% eosin
- 0065% methylene blue
Gram -
6
Q
What bacteria were used in this lab
A
E. Coli
P. Aeruginos
S. Aureus
S. Epidermidis
7
Q
What happens when E. coli is on EMB agar
A
It turns metallic green
8
Q
What grows on mannitol salt agar and what color does it turn
A
S. Aureus and it turns yellow
