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Acrosome reaction diagram es.svg diagram that shows the steps of acrosome reaction as it happens in the Sea Urchin Diagramme montrant les tapes de la raction acrosomique telle qu'elle survient chez l'Oursin Diagrama que muestra los pasos de una reaccin acrosmica como ocurre en los Erizos de Mar Acrosomereactiondiagram svg UTC