culture |
a visible growth specimen
of microorganisms |
| lÂEâum |
nutrient substrate in which microorganisms are grown |
| pure culture |
cultures containing a single type of
microorganism |
| mixed culture |
cultures containing more than ooÂøype of microorganism |
| contaminated culture |
cultures tainted with intruding
microorganisms |
| synthetic medium |
a preparation that is chemically defined
(also called a defined medium) |
!‡ ¢tr>
| selective medium |
permits preferential growth of certain
microorganisms |
| differential medium |
distinguishes among different microorganisms by bringing out
variations in their reaction |
=ÓE®width="177" bgcolor="#E0F1FE">compound microscope
| a light microscope with 2 lenses |
| simple stain |
a stain for microscopy using a single stain |
| differential stain |
uses primary and contrasting counterstains
e.g. Gram stain and acid-fast stain |
