The skeletal system is one of the indispensable systems of living organisms which enables them to perform various actions needed for their survival but like any other system, skeletal is also made up of certain components. The skeletal system in vertebrates is made up of which of the following components?
'X' is a part of the skeletal system, which is made up of 22 bones out of which only one bone can move. Identify 'X'.
Which part of the skeletal system is present in the external ear?