dna

Cards (6)

  • what is dna
    a polymer made up of 2 long strands of small units that repeat throughout the structure called the nucleotides. each of these are made up of a sugar, base and phosphate which are attached to the sugar
  • what type of structure is dna
    double helix
  • what are the 3 parts of a nucleotide
    • sugar
    • base
    • phosphate
  • two long strands within each dna molecule are held together by attraction between opposite bases
  • what base pairs with a
    T
  • what base pairs with g
    C