Question

Why would it be advantageous to observe mold colonies on an agar plate?

Answer 1

I think it would be advantageous to observe mold colonies on an agar plate because one is able to observe colony structures, pigmentation, among others.  Colony forming units are the individual colonies of bacteria,yeasts or mold. A colony of bacteria or yeast refers to a mass of individual cells of same organism, growing together. 

Answer 2

Answer:

In agar, it is possible to determine different properties of these organisms including colony appearance and their pigmentation

Explanation:

Both bacteria and yeast cells can produce aggregations (i.e., colonies) formed from cells that are capable of growing in a solid medium like agar. This property is important in biology because cells in a colony can be counted