In the Gal pagos Islands Darwin found many species specific

Last updated: 1/13/2023

In the Gal pagos Islands Darwin found many species specific to the various islands He saw large iguanas swimming in the ocean and eating seaweed He also found giant tortoises with carvings on their backs from whalers who had passed through a hundred years before From all the information gathered by Darwin two central concepts emerged to form the basis of his theory of evolution First Darwin observed that variations within a species were dependent on the environment Adaptations are genetically coded traits that occur in organisms and enable them to be more successful in their environment What was Darwin s hypothesis regarding the purpose of these adaptations O the adaptations ensured the survival of the species O the adaptations contributed to the species extinction O the adaptations had no effects on the species O the adaptations ensured the survival of the individual organism