Question Detail

ZOO 102 Foundations of Animal Systematics and Phylogeny Objective Question

Question

What is a 'coelom'?
Options
A An internal body cavity derived from the mesoderm
Correct Answer
B The digestive tract of an animal
C The outer protective covering of an embryo
D A specialized organ for gas exchange
Correct Answer

Option A is the correct answer.

Detailed Explanation

A coelom is an epithelial cell-lined internal body cavity derived from the mesoderm. It is not the gut cavity (digestive tract) itself.

Hint

It's a cavity, but specifically one lined by mesoderm-derived tissue.

Question Info