Which one of the following is not a mutagen [MP PMT 1995, 97; 2000] – McqOptions

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1.	Which one of the following is not a mutagen [MP PMT 1995, 97; 2000]
A.	Ethyl methane sulphonate
B.	Acetic acid
C.	Nitrous acid
D.	Ethylene oxide
Answer» C. Nitrous acid

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