zaynahrahmann62
zaynahrahmann62 zaynahrahmann62
  • 08-07-2020
  • Biology
contestada

which of these technological advances has improved flu vaccines? A. virus strains multiplied in cell cultures B. sonograms C. antiviral drugs D. blood typing

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quinton132000 quinton132000
  • 08-07-2020

Answer: A. virus strains multiplied in cell cultures

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