Question

प्रश्न 1. विकसित हो रहे भ्रुण को पोषण कौन प्रदान करता है।​

Answer 1

Answer:

Explanation:

The endometrium is the only source of nutrients for the embryo in the first week of implantation and remains a major source of nutrition for 8-12 weeks until the development of the maternal blood supply to the placenta is complete