Q. Which of the following structures are derivatives of the endoderm?
A) Alimentary canal and respiratory structure
B) Muscles and blood
C) Excretory and reproductive structure
D) Skin and nerve cord
Explanation
Alimentary canal and respiratory structure are endodermal in origin.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.