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#Question id: 3046


Which one of the following reagent used in differentiation of gram positive and Gram negative bacteria?

(P) Congo red                        (Q) Safranine

(R) Methylene blue                  (S) Iodine

#SCPH06 I Botany
  1. P & S only         

  2. Q, R and S Only

  3. P, Q & S 

  4. Q & S only


Answer:- Option(s): 4


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