Which of the following stages of prenatal development is correctly matched with its description or milestone?
A. The perinatal stage is characterized by the development of a rudimentary beating heart, a brain, and an intestinal tract.
B. The germinal stage is characterized by the growth of the zygote from a single cell to 100-150 cells.
C. In the embryonic stage, facial features become similar to those that the child will display at birth.
D. In the fetal stage, an egg is fertilized by a sperm resulting in a zygote.
Answer: B
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a. ?norm b. ?rule c. ?law d. ?statute
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