The kidney
i don't know bout cell waste, but spleen is the organ that removes OLD RED BLOOD CELLS
the kidneys remove waste from the bloodstream.
kidneys
removes waste and regulate blood
kidney
kidney
liver
Primarily the kidneys.
kidney
The urinary system takes the waste from your blood and excretes it when 'nature calls'.
Drinking water and sweating it back out.
the kidneys remove waste from the bloodstream.