Скачать или смотреть Embryonic Development | Class 12 Biology Chapter 3 | NCERT | NEET + CBSE | Kajal Ma’am

🧬 How does a single-celled zygote become a complete baby?
In this detailed lecture, Kajal Ma’am explains the sequence of events after fertilisation — Embryonic Development, the crucial process of Gastrulation, and the formation & role of Placenta — all strictly as per NCERT Class 12 Biology Chapter 3: Human Reproduction.

These topics are must-know for NEET and high-weightage in CBSE Boards.

📌 What You’ll Learn in This Video:
1. Embryonic Development

Cleavage & Morula Formation

Blastula & Blastocyst

Differentiation of Trophoblast & Inner Cell Mass

2. Gastrulation

Formation of Germ Layers (Ectoderm, Mesoderm, Endoderm)

Fate of Germ Layers in Organ Formation

3. Placenta

Structure & Development

Functions of Placenta:

Nutritional & Respiratory Exchange

Excretion & Endocrine Role

Hormones of Placenta (hCG, hPL, Progesterone, Estrogen)

📌 Watch till the end for full understanding and revision help!
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