What technique did Frances Arnold pioneer?
Polymerase chain reaction
Gene editing
Directed evolution
Microscopy
Answer
Directed evolution, pioneered by Frances Arnold, is a technique that mimics natural selection in the laboratory to improve the properties of proteins and other biological molecules. By introducing random mutations and selecting for desired traits, researchers can create new molecules with enhanced functions or properties, such as enzymes with higher catalytic activity or proteins with improved stability.
Mastering Molecules: The Frances Arnold Nobel Journey Quiz
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