Charles darwin observed the resemblance between organisms on the galápagos islands and those on the nearest coast. he hypothesized that the island organisms had evolved from the coastal organisms. what mechanism did darwin propose caused evolution

Based on the given description above about how Charles Darwin observed the resemblance between organisms on the Galápagos Islands and those on the nearest coast and his hypothesis based on this, the mechanism that Darwin proposed cause evolution is NATURAL SELECTION. Hope this helps.