contestada

How are wastes carried to the kidney for removal?

in cells
in the urine
in blood
in interstitial fluid

Respuesta :

Answer:

The correct option is: c. in blood

Explanation:

A kidney is a bean-shaped organ, that is present below rib cage in the retroperitoneal space. In vertebrates, the kidneys are present in pair. Each kidney receives blood from the paired renal arteries. The main function of a kidney is to filter the urea present in the blood with the help of filtering units, called the nephrons.