Question

An advantage of a complete digestive system over a gastrovascular cavity is that the complete system _____.A) excludes the need for extracellular digestionB) allows for specialized regions with specialized functionsC) allows extensive branchingD) facilitates intracellular digestion

Answer 1

Answer:

B. Allows for specialized regions with specialized functions

Explanation:

Where the complete digestive system has different specialized regions to perform specialized functions, the gastrovascular cavity is the primary organ of digestion and circulation in two major animal phyla: the Cnidaria (including jellyfish and corals) and Platyhelminthes (flatworms).