Arrange the following in the sequence in which they form in the embryo.(1) Neural plate(2) Neural tube(3) Notochord(4) Primitive streak
A. 4, 1, 3, 2
B. 4, 3, 1, 2
C. 3, 4, 1, 2
D. 1, 2, 3, 4
E. 1, 3, 2, 4
Answer: B
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