What are Gram-Negative bacteria?

What are Gram-Positive bacteria?

The main difference between Gram positive and Gram -negative bacteria remains in the composition of

(A) Chloramphenicol is a broad spectrum antibiotic. (R) Chloramphenicol is effective against gram-positive and Gram-negative bacteria.

How Gram positive and Gram negative bacteria react on Gram staining process?

The main difference between Gram positive and Gram negative bacteria lies in the composition of

The main difference between Gram positive and Gram negative bacteria lies in the composition of