Excretion 2.0 / 5 based on 1 rating ? BiologyExcretionIGCSEEdexcel Created by: HLeiperCreated on: 10-04-14 11:05 Origin of carbon dioxide as a waste product respiration 1 of 7 Origin of oxygen as a waste product photosynthesis 2 of 7 Organs of excretion kidneys, lungs and skin 3 of 7 Ultrafiltration Water, urea, salts and glucose are squeezed out of the blood into the Bowman's Capsule under high pressure 4 of 7 Collecting Duct Reabsorbs water into the blood 5 of 7 Urine contains water, urea and salts 6 of 7 Selective reabsorption In the proximal convoluted tube - glucose is reabsorbed 7 of 7
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