D'un point de vue botanique, les bananes sont classées parmi les baies, alors que les fraises ne le sont pas. Une baie est un fruit issu de l'ovaire d'une seule fleur et dont la chair contient des graines. Étonnamment, les concombres, les kiwis et les raisins sont également considérés comme des baies. En revanche, les fraises sont classées dans la catégorie des fruits agrégés, car elles se forment à partir de plusieurs ovaires.
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