The curved outer surface of a circle is the perimeter.
The outer surface of the bone is called the periosteum.
The Muscular tissue which is used to churn the contents of the stomach The Glandular tissue which produces digestive juices like acid and enzymes The Epithelial tissue which covers the inner and outer surface of the stomach
they have coating of wax on the outer surface of their body
gut is in stomach and cavity is in outer region of stomach,
cuticle
The outer surface of the moon is called the crust.
To increase the surface area of the stomach
The inner planets' surface materials differ from the outer planets because the inner planets have rocky surfaces and the outer planets have gas surfaces.
No the crust covers earths surface
The perimeter
crust