Which one of the following is not a characteristic of
Phylum Annelida?
(a) Pseudocoelom
(b) Ventral nerve cord
(c) Closed circulatory system
(d) Segmentation
Phylum Annelida?
(a) Pseudocoelom
(b) Ventral nerve cord
(c) Closed circulatory system
(d) Segmentation