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Home Q & A Board Biology-Related Homework Help General Biology
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m671 m671
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6 years ago
At around ___ weeks of fetal life, genes are activated that initiate sexual differentiation.
  A. 9 D. 21
  B. 12 E. 25
  C. 15

Question 2

Typically, blastocyst implantation in the uterus takes place at day ___.
  A. 1-2 D. 5
  B. 3 E. 6-7
  C. 4
Textbook 
Human Heredity: Principles and Issues

Human Heredity: Principles and Issues


Edition: 10th
Author:
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carelesslycoolcarelesslycool
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6 years ago
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m671 Author
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#2
6 years ago
Wow! Thanks you for this correct set of answers, wasn't expecting it...
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#3
6 years ago
My pleasure!
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