Germinal layers: diploblastic and triploblasticजनन स्तर: द्विकोरकी और त्रिकोरकी

NCERT Fig 4.2 · interactive diagram

Parts and their functions

• Ectoderm (बाह्य जनस्तर (एक्टोडर्म)) — Outer embryonic layer.
• Mesoglea (मध्यश्लेष (मीसोग्लिया)) — Undifferentiated layer between ectoderm and endoderm in diploblastic animals.
• Endoderm (अंतः जनस्तर (एंडोडर्म)) — Inner embryonic layer lining the gut.
• Mesoderm (मध्य जनस्तर (मीसोडर्म)) — Third (middle) layer found only in triploblastic animals.
• Gut cavity (आहार गुहा) — Cavity lined by endoderm.

Original diagram drawn by Simple Learning Hub, based on NCERT Fig 4.2. Report a mistake