The Scaphopods Have a Shell That Resembles a Straightened Gastropod

Q13: The tongue-like,rasping organ in the head of

Q14: Snails that lack gills are called "pulmonate"

Q15: What surface (e.g. ,dorsal,ventral,anterior,posterior)of the squid faces

Q16: Some prosobranchs have only one _ in

Q17: How has the problem of "fouling" been

Q19: Early gastropods had a coiled shell that

Q20: The cephalopod nervous system is best described

Q21: The circulatory system of cephalopods is more

Q22: When cephalopods hatch from their eggs,they are<br>A)trochophore

Q23: Cultured pearls are made by<br>A)cutting spherical balls