Isolation Technique Flashcards
1
Q
How high can the concentration of microbial cultures reach in the lab?
A
Highly concentrated: can reach up to a billion cells per milliliter
2
Q
What is the general purpose of an isolation procedure?
A
They are intended to reduce the concentration of microbes by mechanically separating them using a semisolid Agar
3
Q
What is a CFU?
A
Colony Forming Unit
4
Q
Why do microbiologists want samples from isolated colonies, rather than undifferentiated masses?
A
They are genetically distinct and all cells within each CFU should be virtually identical
