The bacteria which do not retain the crystal violet of iodine stain when after washing with alcohol are included in

Which bacteria do not fix nitrogen?

Bacteria which retain purple colour after staining with Gram stain is

Bacteria which retain purple colour after staining with Gram stain is

Bacteria which retain purple colour after staining with Gram stain is

Assertion : Gram-negative bacteria do not retain the stain when washed with alcohol. Reason : The outer face of the outer membrane of Gram-negative bacteria contains lipopolysacharides, a part of which is integrated inot the membrane lipids.

In Gram staining of bacteria, basic dye and mordant used are I. crystal violet II. iodine III. ethanol IV. ethanol-acetone solution

What happens to the crystals of washing soda when exposed to air ?

Iodine crystals are placed in which category among the following

Iodine crystals are placed in which category among the following

Assertion : Some bacteria have the caoacity to retain Gram stain after treatement with acid alcohol. Reason : They are known as Gram positive as they are attracted towards positive pole under influence of electric current.