In rabbits,the digestion of cellulose occurs in the ...... .

The function of the $Ductus \ choledochus$ is to carry:

Which is the correct sequence of $4$ layers of wall of alimentary canal from periphery to center?

In the empty stomach,mucosal folds appear. They are called

In rabbits, the reverse flow of food from the stomach into the esophagus is prevented by:

Select the correct statement$(s)$:
$(A)$ The alimentary canal begins with an anterior opening,the mouth.
$(B)$ Each tooth is embedded in a socket of jaw bone.
$(C)$ Humans exhibit a diphyodont type of dentition.
$(D)$ The oesophagus and the trachea open into the larynx.