Bacteria are a commonly used organism for studies of genetic material in the research laboratory. The nucleic acids must first be isolated from the cells for these studies. Which of the following would most likely be used to lyse gram-positive bacterial cells for nucleic acid isolation?
A) alcohol
B) lysozyme
C) polymixins
D) water
E) mycolic acid

Question

Quizplus · Accepted Answer

Lysozyme is an enzyme that breaks down the peptidoglycan layer of gram-positive bacterial cell walls, making it effective for lysing these cells to isolate nucleic acids.

Bacteria Are a Commonly Used Organism for Studies of Genetic