What does the mesoderm have to do with the designation of a true coelom?
A)The mesoderm gives rise to the fluid found within the coelom.
B)The mesoderm gives rise to the lining of the coelom.
C)The mesoderm gives rise to the outer covering of the coelom.
D)The mesoderm gives rise to the structure of the coelom wall.
E)The mesoderm has nothing to do with the coelom.

Question

Quizplus · Accepted Answer

The mesoderm gives rise to the lining of the coelom, which is a fluid-filled body cavity completely surrounded by mesoderm-derived tissue. This is why the presence of a true coelom (as opposed to a pseudocoelom or no coelom) is closely linked to the development of mesoderm during embryonic development.

What Does the Mesoderm Have to Do with the Designation