Question

difference between gram positive and negative bacteria​

Answer 1

Answer:

In bacteriology, gram-positive bacteria are bacteria that give a positive result in the Gram stain test, which is traditionally used to quickly classify bacteria into two broad categories according to their type of cell wall.

Gram-negative bacteria are bacteria that do not retain the crystal violet stain used in the gram-staining method of bacterial differentiation.

Explanation:

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Answer 2

Answer:

When we add sulphur bacteria in violet colour solution after some minutes take it out observe some bacteria change colour into violet colour that is gram positive bacteria and remaining bacteria there is no change that is gram negative bacteria