Answer:
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The blood is filtered at a high pressure and the kidney selectively reabsorbs any useful materials such as glucose, mineral ions and water. After it has been purified, the blood returns to the circulatory system through the renal vein. The kidneys produce urine and this helps maintain water balance.
Answer:
The answer is B, The cells have different functions.
Explanation:
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Answer: It is C.hydrolysis
Explanation:
