During filtration, the highest concentration of protein are generally found in the glomerulus capillary, which is labeled as B.
A kidney refers to a pair of bean-shaped organ within the body of an organism which is typically responsible for the excretion of excess fluids as wastes. Also, the kidney is an organ that helps to filter blood and produce urine in vertebrates.
During filtration, the highest concentration of protein are generally found in the glomerulus capillary, which is labeled as B in the diagram shown in the image attached below.
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