Turning Back The Clock In Fruit Fly Evolution To Provide Key Insights Into Basic Mechanisms Of Evolution

In his book, Wonderful World, Stephen Jay Gould writes about an experiment of ‘replaying life’s tape’, wherein one could go back in time, let the tape of life play again and see if ‘the repetition looks at all like the original’. Evolutionary biology tells us that it wouldn’t look the same - the outcome of evolution is contingent on everything that came before.

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Filed under: Biology on January 14th, 2009