In Näsvall's Experiments, the Purpose of the Mutation to the HisA

question 44

Multiple Choice

In Näsvall's experiments, the purpose of the mutation to the HisA enzyme in Salmonella was to

• A) create a promiscuous enzyme that could only synthesize histidine.
• B) create a promiscuous enzyme with the ability to synthesize histidine and tryptophan.
• C) create a paralog of a promiscuous enzyme.
• D) simulate a gene duplication event.

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