lesly0303oxfbne lesly0303oxfbne
  • 01-03-2018
  • Biology
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How might ultrasounds taken at 9 and 20 weeks of age differ?

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AlexisOskolkoff AlexisOskolkoff
  • 01-03-2018
the fetus has been more developed in the 20 week ultrasound. body parts are easily identified 
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