A developing human is considered an embryo after ________ weeks.
A) 2
B) 4
C) 8
D) 12
E) 16
Correct Answer:
Verified
Q18: The metamorphosis of a caterpillar into a
Q19: If a cell divides by mitosis so
Q20: What is differentiation?
A)the process in which different
Q21: Transplanting embryonic eye tissue into the back
Q22: If an embryo divides into three during
Q24: Based on experiments with amphibian embryos, Spemann
Q25: Induction refers to:
A)the pushing in of cells
Q26: The structure produced by cleavage of a
Q27: The birth defect spina bifida results in
Q28: A human embryo is known as a
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