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Choose the option that indicates the common structure between the basic filtration unit of kidneys and in the walls of alveoli of lungs.
- (a)Thin-walled veins poorly supplied with blood.
- (b)Thick-walled arteries richly supplied with blood.
- (c)A cluster of thin-walled capillaries richly supplied with blood.
- (d)Thick-walled capillaries poorly supplied with blood.
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(C) / A cluster of thin-walled capillaries richly supplied with blood. (1 Mark)