What are nephrons? how do they help in excretion of waste
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nephron's are present in kidneys . they remove nitrogenous waste and excess water like urea from blood
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nephrons are present in kidney .the kidney remove from the blood the nitrogenous waste such as urea as well as salt and excess water and excreate them in the form if urine ......
i hope i will help u...
i hope i will help u...
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