vertebrae
phalange
metacarpal
stapes
The simplest fatty acid is
The skin biting mosquito has legs as locomotory organ which are
The skin of all mammals is supple and water-proof due to the presence of
The smallest blood vessels which are one-cell thick, are called _
The smallest flowering plant is
The smallest known prokaryotic organism is
The smallest living cell is that of a
The smallest size of a cell that can be seen with naked eye is :
The sons of a colour blind woman are always colourblind but not the daughters because :
The sound lub-dub lub-dub is produced by
