Osteocytes are present in spaces called __

Which of these is not true about hepatic caeca in cockroach?

What are the pores present on the surface of the body of the earthworm called?

Identify the correct pathway of food ingested by an earthworm.

Frogs have a lymphatic system. True or false?

What are the regions of the body of the cockroach?

Where is bile stored in the body of frog?

Where does the urinogenital duct open in the case of frogs?