1. The diagrams above show three viewpoints of the skull of the North American Beaver and the skull of the Red Fox. Why do these two different organisms have similar characteristics in their skull? 2. Although the North American Beaver and the Red Fox have similar characteristics, their skulls also show some differences.

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The diagrams above show three viewpoints of the skull of the North American Beaver and the skull of the Red Fox. Why do these two different organisms have similar characteristics in their skull? 2. Although the North American Beaver and the Red Fox have similar characteristics, their skulls also show some differences.

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Explanation:

the last statement is correct i.e.

when your heart is not pumping enough blood around your body because your heart is severely failing, you may need an artificial heart. an artificial heart is a mechanical device, about the size of an orange, that is connected to your heart or implanted in your chest to or replace a failing heart.

answer; i believe that the correct answer is (a) restriction);