Above 100 specie family found. . for example dolphins
Answer:
The pulmonary veins carry oxygenated blood to the heart. Air enters the bronchioles in the lungs and reaches the alveoli. The capillaries join together to reach the arteries, transferring the oxygen. The oxygen-rich blood moves from the aorta and reaches the kidneys through a series of blood vessels.
Ionic compound means a metal bonds with a nonmetal.
<span>KBr Potassium Bromide, metal and nonmetal. (Ionic) </span>
<span>SO2 Sulphur Di-oxide, nonmetals (covalent) </span>
<span>FeCl3, Metal and nonmetal (Ionic) </span>