Question

Which of the following statement can be related to mesoglea and mesoderm?

• A. Mesoglea is an undifferentiated layer present between the ectoderm and endoderm.
• B. Mesoderm is absent in diploblastic animal.
• C. Mesoderm is formed through a process of gastrulation.
  
• D. All of the above

Answer 1

The correct option is D All of the above

A) Mesoglea is the gelatinous material between the outer layer (ectoderm) and inner cellular layer (endoderm) of jellyfish and other coelenterates and it is undifferentiated.

B) The mesoderm forms the middle layer of the early trilaminar embryo germ layers (ectoderm, mesoderm and endoderm). It is absent in diploblastic animals.

C) Mesoderm is formed through a process of gastrulation.
So, the correct answer is 'All of the above'.