A Mutant Strain of Yeast Grew Well at 20°, but Not

question 112

Multiple Choice

A mutant strain of yeast grew well at 20°, but not at 37°C, whereas the wild-type strain grew well at both temperatures. The mutation is an example of a

• A) gain of function mutation.
• B) conditional mutation.
• C) missense mutation.
• D) point mutation.
• E) frame-shift mutation.

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