Which of the following is not true about Kirby-Bauer disk diffusion method?

A. The diameters of the zones of inhibition are measured to the nearest millimeter.
B. The plate is placed at 35°C for 16 to 18 hours of incubation.
C. After inoculation of bacteria, the agar surface is dried for about 5 minutes and the appropriate antibiotic test disks are placed on it.
D. Bacteria used to swab plate should be at least a week old.  


Answer: D

Biology & Microbiology

You might also like to view...

Which bone is NOT part of the pectoral girdle or upper limbs?

a. tibia b. clavicle c. scapula d. humerus e. radius

Biology & Microbiology

What is/are the most important output(s) of glycolysis?

Biology & Microbiology

Why is chlamydia much more common than syphilis?

A. Many chlamydia infections are asymptomatic. B. Syphilis can penetrate a condom whereas chlamydia cannot. C. Chlamydia is viral, and viral diseases spread much quicker. D. Chlamydia is spread via droplet inhalation. E. Chlamydia is resistant to most antibiotics.

Biology & Microbiology

The type of biome characteristic of an area depends mainly on ____.

A. latitude and prevailing winds B. prevailing winds and ocean currents C. soil composition and types of consumers D. topology and latitude E. rainfall and temperature

Biology & Microbiology