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Home Q & A Board Science-Related Homework Help Psychology Developmental Psychology
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Nudee88 Nudee88
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6 years ago
Which statement about development in the embryonic stage of development is true?
 
  a. The embryo is viable by the end of the stage.
  b. The eyes develop between days 21 and 28.
  c. The primitive portions of the brain form last.
  d. At this end of this period, the organism is about 10 inches long.

Question 2

Sexual differentiation due to hormonal activity first begins during the _____ period of development.
 
  a. conception
  b. germinal
  c. fetal
  d. embryonic

Question 3

In a normally developing XY-chromosome embryo, the absence of testosterone would
 
  a. result in the complete absence of either a male or female reproductive system.
  b. result in a male baby with a female internal reproductive system.
  c. result in a female baby with a male internal reproductive system.
  d. not have any impact on reproductive development.

Question 4

In order for an embryo to construct testes, that embryo must have at least _____ at conception.
 
  a. one X chromosome
  b. two X chromosomes
  c. one Y chromosome
  d. two Y chromosomes
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joehendyjoehendy
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6 years ago
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Nudee88 Author
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6 years ago
Thanks
MAry1395
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Yesterday
Brilliant ツ
nicolepope23
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2 hours ago
Good timing, thanks!
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