The human cranium is made of __________ bones.

Our fore arm is made of three different bones. Comment.

Bone marrow is composed of :-

The exoskeleton of arthropods is made up of _____

The bones of birds are long and hollow with air cavities. These types of bones are called as:

What is the name of collar bone ?

State True or False. The internal structure and arrangement of bones of the forelimbs of frog, lizard, bird, bat and man are different.

State the number of bones of cranium and face .