One disadvantage in excreting urea rather than uric acid is that:a

urea is more toxic than uric acid.
b. urea is less toxic than uric acid.
c. urea is excreted by respiratory structures.
d. urea requires more water for excretion.
e. urea is produced from ammonia, not nucleic acids.


D

Biology & Microbiology

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Answer the following statement true (T) or false (F)

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Which of the following statements about proteoglycans is TRUE?

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Which portion of a phospholipid is hydrophilic?

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Why does the sarcomere get narrower during muscle contraction?

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