A Nautilus differs from a snail because
A)the snail body occupies the whole shell and the Nautilus mainly lives in the last chamber.
B)the Nautilus is the last representative of a once flourishing group while snails belong to a most abundant modern group.
C)the Nautilus generates gas in the chambers for buoyancy during swimming and a snail does not.
D)All of the choices are differences
E)None of the choices is correct

Question

Quizplus · Accepted Answer

All the choices listed accurately describe differences between a Nautilus and a snail. Nautiluses have a unique shell structure and buoyancy mechanism, represent an ancient lineage, and occupy only part of their shell, distinguishing them significantly from snails.

A Nautilus Differs from a Snail Because