Dismiss Notice
Join Physics Forums Today!
The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

Homework Help: Why purine-purine and pyrimidine-pyrimidine base pairs

  1. Nov 20, 2008 #1
    In DNA, the base pairs are on the inside of the heli. Eplain why purine-purine and pyrimidine-pyrimidine base pairs do not occur, only purine-pyrimidine base pairs?
     
  2. jcsd
  3. Nov 21, 2008 #2

    chemisttree

    User Avatar
    Science Advisor
    Homework Helper
    Gold Member

    Re: chem

    Review Watson-Crick base pairing.
     
Share this great discussion with others via Reddit, Google+, Twitter, or Facebook