Question

write short note on :birth and devlopement ​

Answer 1

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$\huge\star\mathfrak\pink{{Birth}}$$\huge\star\mathfrak\pink{{And}}$$\huge\star\mathfrak\pink{{development :-}}$

The zygote formed after fertilization in the oviduct, undergoes repeated mitotic divisionsand embryo is formed. Meanwhile, it is pushed towards uterus. Once it reaches the uterus, it is implanted and further development occurs after implantation. An organ called as placenta is formed for supply of food material during the growth in uterus. Embryonic development is completed approximately within nine months after the fertilization

Answer 2

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