The type of kidneys present in frog are A)Mesonephros B)Metanephros C)Archinephros D)Pronephros
Option A) In the frog, mesonephros is the functional kidney in embryonic as well as adult stage and mesonephric duct functions as both urinary and genital duct. Tubules of the anterior region of kidney get connected to testis to collect spermatozoa, while the posterior region remains as functional kidney and transports urinary wastes to the exterior