A digestive tube is best defined as ________.
A)the compartment in which an animal digests its food
B)a tube-shaped digestive compartment with either one or two openings
C)a tube-shaped digestive compartment that has two openings and through which food moves in one direction
D)a digestive compartment that conducts both chemical and mechanical digestion

Question

Quizplus · Accepted Answer

A digestive tube is characterized by having two openings (a mouth and an anus) and allows for the unidirectional movement of food, which is typical of more complex organisms.

A Digestive Tube Is Best Defined as ________