Give function of:-
(a)Villi
(b)nephron
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villi absorb the food material and nephron absorb minerals and filter water
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(a) The function of villi is to absorb nutrients from the food you eat and that your villi help by increasing the surface area the intestine.
(b) The function of the neuron is to regulate the concentration of water and soluble substances like sodium salts by filtering the blood and reabsorbing what is needed and excreting the rest as urine.
(b) The function of the neuron is to regulate the concentration of water and soluble substances like sodium salts by filtering the blood and reabsorbing what is needed and excreting the rest as urine.
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