Biology, asked by jaishta54, 1 year ago

how does a single celled fertilized egg grows into an adult human body​

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Answered by saisathwik1622
3

Answer:

As a fertilized human egg divides, it first becomes a solid ball of cells, the morula. ... The cells of the outer layer of the blastocyst eventually form part of the placenta. Inside the ball is a small clump of cells, the inner cell mass, that will form all the tissues in the body

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