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Author Question: The timetable of human prenatal development from 1 to 6 weeks, what is stage 2? A. zygote divides ... (Read 102 times)

cnetterville

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The timetable of human prenatal development from 1 to 6 weeks, what is stage 2?
 
  A. zygote divides C. early blastocyst
  B. implantation begins D. fertilization

Question 2

In the timetable of human prenatal development from 1 to 6 weeks, what is stage 4?
 
  A. zygote divides C. early blastocyst
  B. implantation begins D. fertilization



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gcook

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Answer to Question 1

ANS: A

Answer to Question 2

ANS: B





 

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