adrianahf012
adrianahf012 adrianahf012
  • 13-07-2016
  • Chemistry
contestada

The rungs of the DNA ladder are made up of _________.

a.-nitrogen bases
b.-amino acids
c.-phosphates
d.-sugar molecules

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Keeg57
Keeg57 Keeg57
  • 13-07-2016
The rungs of a DNA ladder are made up of NITROGEN BASES 
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