Welcome to Westonci.ca, the ultimate question and answer platform. Get expert answers to your questions quickly and accurately. Join our Q&A platform and get accurate answers to all your questions from professionals across multiple disciplines. Connect with a community of professionals ready to provide precise solutions to your questions quickly and accurately.

What is the middle layer of tissues called in a triplobast? What sorts of things does it make?
a) Ectoderm. The skin.
b) Mesoderm. Muscles, circulatory system, bones, reproductive systems.
c) Endoderm. The digestive tract and stomach.
d) Mesoderm. Digestive tracts and stomach.