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    Question

    Which organ produces urea as a waste

    product?
    A Kidney Correct Answer Incorrect Answer
    B Liver Correct Answer Incorrect Answer
    C Lungs Correct Answer Incorrect Answer
    D Skin Correct Answer Incorrect Answer

    Solution

    Urea is produced in the liver through the urea cycle (or ornithine cycle). This process converts ammonia, which is toxic and produced during protein metabolism, into urea, a less toxic compound that is then transported to the kidneys for excretion in urine.

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