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Author Question: The longest period of prenatal development is the: embryonic period. fetal period. first ... (Read 231 times)

penza

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on: Jun 22, 2018
The longest period of prenatal development is the:
 
  embryonic period.
  fetal period.
  first trimester.
  germinal period.

Question 2

By one week after conception, the multiplying cells have divided into outer cells enclosing a mass of inner cells. The inner cells will become the
 
  embryo.
  amnion.
  placenta.
  digestive system.


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amanda_14

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Reply #1 on: Jun 22, 2018
Answer to Question 1

fetal period.

Answer to Question 2

embryo


penza

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Reply 2 on: Jun 22, 2018
Great answer, keep it coming :)

frankwu0507

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Reply 3 on: Yesterday
Excellent

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