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Home Q & A Board Humanities History Anthropology
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Doc.Blade Doc.Blade
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6 years ago
Scientists use _______ to produce many copies of small DNA fragments, such as those obtained at crime scenes or from fossils.
 
  a. random assortment of alleles
  b. nondisjunction
  c. polymerase chain reactions
  d. transcription
  e. trisomies
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LuisDantasLuisDantas
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6 years ago
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