Related Questions

Ampicillin is a bactericidal antibiotic.
A certain antibiotic X is effective only against a few types of harmful microbes and cells. X is a _______ antibiotic.
A bacterial culture (200 μL containing 1.8 × 109 cells) was treated with an antibiotic Z (50 μg per mL) for 4 h at 37°C. After this treatment, the culture was divided into two equal aliquots.
Set A: 100 μL was plated on Luria agar.
Set B: 100 μL was centrifuged, the cell pellet washed and plated on Luria agar.
After incubating these two plates for 24 h at 37°C, Set A plate showed no colonies, whereas the Set B plate showed 0.9 × 109 cells. This experiment showed that the antibiotic Z is
Which of the following serves as bactericidal agent?
Which of the following serves as a bactericidal agent?
Wavelengths around ___________ have the highest bactericidal efficiency.
Which of the following is not a method by which antibiotic functions?
Which of the following was the first antibiotic discovered by Alexander Fleming in 1928?
One day you wake with a sore throat and a runny nose. Your doctor takes a swab from your throat, sends it to a lab, and telephones you the next day to say that antibiotic will not help you get better. Which of the following is the most likely reason for the doctor's statement?
Which of the following is not an antibiotic?