Earthworm has a central nerve cord which is

Annelids have a central nerve cord which is

Annelids have a central nerve cord which is (a) Hollow (b) Impermeable to K + ions (c) Dorsal (d) Ventral

Annelids have a central nerve cord which is (a) Hollow (b) Impermeable to K + ions (c) Dorsal (d) Ventral

A ventral nerve cord is found in:

Ventral nerve cord arises from

Notochord in earthworm is____and nerve cord is____.

Notochord in earthworm is____and nerve cord is____.

The central nervous system of leech consists of a __________ and a paired ventral nerve cord .