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14.2

Evolution has left much evidence

QuestionAnswer
Fossil preserved remains or markings left by organisms that lived in the past
fossil record this chronological collection of life's remains in the rock layers, recorded during the passage of time
Basilosaurus fossils suggest that... ancient whales evolved from ancestors with hind limbs
geographic distribution what organisms evolved from which ancestor or common ancestor
homologous structures similar structures in species sharing a common ancestor
vestigial structure remnants of structures that may have had important functions in an ancestral species, but have no clear function in come of the modern descendants
similarities in development (embryological evidence) all embryos have this stage in which pouches appear on the sides of throat, making them look relatively alike
DNA sequences and molecular evidence sequences must have been inherited from a relatively recent common ancestor
Created by: beakru1
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