During devonian time life transitioned to land. two major divisions of animals moved ashore, first the arthropods and then the tetrapod vertebrates. what fossil evidence best supports the classification of animals into these two basic branches, still recognized today? a)fossilized amniotic eggs b)impressions of scales versus fur eliminatec)evidence of exoskeletons and endoskeletons d)fossilized bones with and without air cavities d)fossilized bones with and without air cavities
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What happens during the experiment stage of the scientific method
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Interactions between organisms and their environment impact the organism’s overall population. the jaguar panthera onca is the largest cat in north america. it is found in areas across the southwest, including arizona, new mexico, and texas. it is a carnivore that has powerful jaws and sharp teeth and preys on fish, turtles, tapirs, and many smaller mammals. which shows the relationship between the jaguar and turtles?
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During devonian time life transitioned to land. two major divisions of animals moved ashore, first t...
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