Glucose fermentation testing.

Question 1

What is fermentation testing?

Answer 1

Fermentation testing is a test used to differentiate bacteria based on what carbohydrate they can ferment.

Question 2

What is the basis of fermentation testing?

Answer 2

The basis of fermentation testing is that the fermentation of the specific carbohydrate in the broth causes it to acidify which is detected by a pH indicator leading to a colour change.