'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'.

'X' is a part of the skeletal system, which is made up of 22 bones out

1.	'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'.
Answer» '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'.