Mr. A's AP Biology | Bacteria Website



This lab consists of four bacterial cultures. The impure culture is composed of three different bacteria, from which each of the other cultures is made. The objective is to separate the three different bacteria and these pictures come from Mr. A’s 2000-2001 class.



Impure 1

Impure 2

These links lead to pictures of two of the impure cultures.

Red 1

Red 2

Yellow 1

Yellow 2

White 1

White 2

These links lead to pictures of the various cultures of bacteria separated from the impure cultures.