$A$ femur is kept in dilute $HCl$ for three days,it becomes

Which of the following is not a function of locomotion?

The teeth of a rabbit are . . . . . . .

Analogy type questions:
$(1)$ During muscle contraction,the $A$-band does not change in length.
$(2)$ The $8^{th}$,$9^{th}$,and $10^{th}$ pairs of ribs are attached to the $7^{th}$ pair of ribs with the help of hyaline cartilage. Identify the terms.

In children,the bones are more flexible and less brittle because their bones have:

Rigor Mortis was first noticed in