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Science commentator Allan Blackman looks at a recent study that has scientists warning about "mirror life" - a category of synthetic organisms that could pose unprecedented risks to human life and eco-systems. Got long ring fingers? They could hold a vital clue about your alcohol consumption. And red-wine headaches have been well documented - now scientists are digging in to which enzymes could be responsible for it.
Allan Blackman is a Professor of Chemistry, School of Science, Auckland University of Technology.