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New study provides first evidence of non-random mutations in DNA (www.livescience.com)

submitted 3 years ago by [email protected] to c/[email protected]

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[–] [email protected] 2 points 3 years ago

Not necessarily. The mechanism that is explained here is about repairing damage from random mutations. Such DNA repair is costly and in a plant that produces lots of seeds it might be more efficient to just let those with mutations in critical genes die.

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