The circulatory system,gonads,and muscles develop from the primary germ layer called the
A) ectoderm
B) mesoderm
C) endoderm
D) none of the above

Question

Quizplus · Accepted Answer

The mesoderm is responsible for the development of the circulatory system, gonads, and muscles. The ectoderm develops into the nervous system, skin, and hair, while the endoderm develops into the respiratory and digestive systems. Therefore, B is the best choice as it is the only germ layer mentioned that is responsible for the development of these specific organs and systems.

The Circulatory System,gonads,and Muscles Develop from the Primary Germ Layer