Phylum – Hemichordata : 1. Circulatory system is of closed type. 2. Respiration takes place through gills. 3. Excretory organ is proboscis gland. Regarding 1,2 and 3:
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4)digestive system is complete, 5) similar to notochord buccal diverticulum is present
6) Nervous system is composed of nerve plexus and ganglion
7) Sexes are separate
8) Larva is called Tornarie as it is indirect development
9) Ex= Balanoglossus,Saccolossus
6) Nervous system is composed of nerve plexus and ganglion
7) Sexes are separate
8) Larva is called Tornarie as it is indirect development
9) Ex= Balanoglossus,Saccolossus
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