True - An extensive chain of mountains or mountain ranges, especially the principal mountain system of a continent.
Explanation:
All animals are eukaryotic, multicellular organisms, and almost all animals have specialized tissues. Most animals are motile, at least during certain life stages. Animals require a source of food to grow and develop. All animals are heterotrophic, ingesting living or dead organic matter.
Most of the information of the interior
Most of the information about the composition of the earth
