Question

what is ultra filitration

Answer 1

In renal physiology, ultrafiltration occurs at the barrier between the blood and the filtrate in the glomerular capsule in the kidneys. As in nonbiological examples of ultrafiltration, pressure and concentration gradients lead to a separation through a semipermeable membrane

Answer 2

filtration using a medium fine enough to retain colloidal particles, viruses, or large molecules.

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