Answer:
calcium
Explanation:
calcium helps the bone grow effectively
A skin cell, or any cell covering the surface of an organ are also known as epithelial cells.
When two organisms live in or on each other the relationship is said to be <u><em>Symbiotic </em></u>
Answer:
They were created from the subduction of the western-moving Pacific plate under the Australia-India plate at the Tonga Trench. The Tongan Islands sit on the Australia-India plate just west of the Tonga Trench. These volcanoes are formed when materials in the descending Pacific plate heat and rise to the surface.
Explanation: