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Home Q & A Board Biology-Related Homework Help General Biology
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juhuyh juhuyh
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6 years ago
Implantation occurs at which stage of human
  pregnancy?
  a. zygote
  b. early cleavage
  c. blastocyst
  d. gastrula
  e. morulav

Question 2

The embryo is recognizable as human and is called a
  fetus at the end of which week of pregnancy?
  a. ninth
  b. twelfth
  c. sixteenth
  d. twentieth
  e. twenty-fourth
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umwutumwut
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Posts: 338
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6 years ago
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juhuyh Author
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#2
6 years ago
The fact that I can't marry you for this saddens me.
wrote...
#3
6 years ago
Let's keep this professional  Monkey
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