10 - E. Coli

Question 1

What is this?

Answer 1

Lactose fermenting (pink) E. Coli on MacConkey’s Agar

Question 2

What is this?

Answer 2

Green colonies of E. Coli on Eosin Methylene Blue agar

Question 3

**What is this?

Answer 3

E. Coli on Sorbital MacConkey’s Agar (pink colonies); screening medium

Note: Pale colonies on this agar are EHEC