A Virulent Bacteriophage Is Used to Infect a Prototrophic Bacterial

question 45

Essay

A virulent bacteriophage is used to infect a prototrophic bacterial culture.Phages are collected from the culture and are used to infect a new bacterial strain that has several auxotrophies.After infection, rare prototrophs are found.
met⁺ leu⁺ 0
met⁺ pro⁺ 1
met⁺ his⁺ 0
pro⁺ leu⁺ 2
pro⁺ his⁺ 0
leu⁺ his⁺ 1
How are the auxotrophy genes organized on the bacterial chromosome?

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Definitions:

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