Functional kidney of mammals is

Options

(a) Archinephros type
(b) Ophisthonephrons type
(c) Pronephros type
(d) Metanephros type

Correct Answer:

Metanephros type

Explanation:

The functional kidney if mammals is metanephros type. It is formed from the posterior end of the nephrogenic mesoderm. It has greater multiplication and posterioe concentration of nephrons or tubules to deal with high rate of metabolism yielding large amount of wastes to be excreted.