Answer to Question 1
To take a culture, a scientist wipes a sterile swab across the surface of the animal's skin, inside the mouth, or another body area. The swab is rubbed onto a sterile growing medium inside a sterile petri dish, where the bacteria feed on nutrients. Next, the dish is placed in a temperature-controlled chamber to encourage bacterial growth. Within a few days, the bacteria grow and multiply, and the scientist is able to obtain enough bacteria to examine and identify under the microscope.
Answer to Question 2
They establish knowledge and performance standards and give meaningful credentials to those in the florist industry.