Can scientists save one of the world's favourite bananas?

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The Cavendish banana is the favourite variety for much of the world – it’s big and seedless and accounts for 47% of the global production market. But it’s under attack from a deadly fungus, which is spreading across the world. James Dale from Queensland University of Technology is using genetics to try and save it. (Image: Banana Fruits on Banana Tree, Credit: Saisampankaye/Getty Images.)