The Lifeline Between the Embryo and the Placenta ________

question 6

Multiple Choice

The lifeline between the embryo and the placenta ________.

• A)is derived from the yolk sac
• B)is derived from the amnion
• C)is called the "chorion"
• D)is called the "umbilical cord"

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A legal decision or judgment that is recorded and published in law reports.

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Constituent parts or elements that make up an object, system, or concept.

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