Which of the following is the best technique for counting only viable cells?
A) direct microscopic count
B) spread plate
C) spectrophotometer
D) chemostat
E) dry weight measurements

Question

Quizplus · Accepted Answer

The spread plate technique involves diluting the culture and spreading it on a solid agar medium. The viable cells will grow into visible colonies, allowing for an accurate count of only the live cells. The other techniques may count non-viable cells, such as dead or dormant cells, and therefore would not be suitable for specifically counting viable cells.

Which of the Following Is the Best Technique for Counting