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Biotechnology 32 Views 1 Answers

Sourav Pan🥈 SilverAugust 20, 2024

Q.4 Antibiotic resistance marker that CANNOT be used in a cloning vector in Gram negative bacteria is (A) Streptomycin (B) Ampicillin (C) Vancomycin (D) Kanamycin

Q.4 Antibiotic resistance marker that CANNOT be used in a cloning vector in Gram negative bacteria is
(A) Streptomycin
(B) Ampicillin
(C) Vancomycin
(D) Kanamycin

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Sourav Pan🥈 SilverMay 15, 2025

Answer: (C) Vancomycin
Vancomycin is not typically used as an antibiotic resistance marker in cloning vectors for Gram-negative bacteria. Ampicillin, kanamycin, and streptomycin are commonly used for this purpose, but vancomycin is more relevant to Gram-positive bacteria.

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