From the Luria- Delbruck Fluctuation Test,when Would Mutations Arise in Yeast

question 40

Multiple Choice

From the Luria- Delbruck fluctuation test,when would mutations arise in yeast cells to allow for survival in the presence of toxic levels of hydrogen peroxide?

• A)Mutations are adaptive and would have formed prior to being exposed to hydrogen peroxide.
• B)Mutations are adaptive and would have appeared immediately in response to the hydrogen peroxide.
• C)Mutations are random and would have appeared prior to being exposed to hydrogen peroxide.
• D)Mutations are random but would not have formed until after the hydrogen peroxide was introduced.
• E)Mutations are adaptive and would have appeared after most of the cells died in the presence of hydrogen peroxide.

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