/// 

/// Creates a new Gameobject prefab called Name_1 for example
/// Instantiates the prefab
/// 
public void AddGameObject()
{
    //created for example only
    GameObject testPrefab = new GameObject("Name_1");
    Vector3 objectPOS = Vector3.zero;

    GameObject newGameObject = Instantiate(testPrefab, objectPOS, Quaternion.identity);
}