Science, asked by vedantvp42, 2 months ago

Chorionic villi and uterine tissue become

interdigitated with each other and jointly form

(1) Embryo (2) Umbilical cord

(3) Placenta (4) Yolk sac

Answers

Answered by kartik0201

1

Answer:

(3) placenta is right answer

Explanation:

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