Protects brain and spinal cord from trauma, as well as supplies nutrients to nervous system tissue. It also removes waste from cerebral metabolism.
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The osmolarity of mammalian urine may vary over time. The osmolarity of mammalian urine varies little between species. Mammalian urine is always hyperosmotic to blood. The osmolarity of mammalian urine may vary over time.
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Answer:the most basic of your trait and heridty
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Answer:d.Additional evidence will change the theory of evolution into a law.
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