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Answer:
B. Plants can make their own good
Answer:
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.
Explanation:
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energy is lost at each level of consumption so it’s simply not efficient to be a 5th + level consumer