Fish have a circulatory system with a two-chambered heart.
Each side of the heart is divided up into two chambers.
Fish have a circulatory system with a heart that is divided.
ish have a circulatory system with what?
[A] our nearest star
[B] divided heart
[C] solid, liquid, gas
[D] Veins and arteries.
[E] kinetic energy
[F] flow of electrons
[G] reducing acid rain
[H] matter vibrating