Amphibians are the first vertebrates to possess a three chambered heart.
True
False
Amphibians have a three chambered heart, which helps to minimize the amount of oxygenated and deoxygenated blood from mixing.
Amphibians have __ chambered heart.
Question 15 Amphibians do not have the following (a) Three chambered heart (b) Gills or lungs (c) Scales (d) Mucus glands