Question

When does the embryo form?
A. At the end of the first trimester
B. In the second trimester.
C. A few days after fertilization
D. At the end of the third trimester.​

Answer 1

Answer:

C. A few days after fertilization.

Explanation:

During the first two weeks, the embryo moves through the uterine tube to the uterus where it will implant. The differentiation that establishes the organ systems takes place between 3 and 8 weeks in the first 8 weeks following fertilization.

Answer 2

Answer: C. A few days after fertiization

Explanation:

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