Amphibians have  I. threee-chambered heart with two auricles and one ventricle.
Channel: Doubtnut
Date: 2020-05-03

Amphibians have  I. threee-chambered heart with two auricles and one ventricle.  II. Two-chambered heard with one auricle and one ventricle.  III. Kidney is mesonephic with nephrosfome.  IV. Females are viviparous. Choose the correct option.