They both need nutrients and are able to reproduce
Answer:
Carotid arteries also branch off the aortic arches and supply the head region. Veins bring blood to the left and right atria. Both atria then empty into the single ventricle. Blood from the ventricle thus enters either the pulmonary or body circulation.
Explanation:
Answer:
Explanation:
The Spinal Cord starts at the brain stem and goes to the tail bone.