It should always be a 1:1 ratio
Purines because purines have two rings where as pyrimidines have only one ring.
Purines and pyrimidines are nitrogen bases found in DNA and RNA .They are nitrogen containing heterocyclic compounds .Purines are large double ringed while pyrimidines are small single ringed .
No. The physical structure does not allow purines to pair with other purines. Purines can only be paired with Pyrimidines.
Nucleic acids
Sir David Dashery
Purines and pyrimidines are the building blocks of nucleic acids. The difference between purines and pyrimidines is in the number of carbon-rings present. Pyrimidines contain one carbon-ring while purines have two.
Purines because purines have two rings where as pyrimidines have only one ring.
Adenine and Guanine are purines, and Thymine and Cytosine are pyrimidines.
Purines and pyrimidines are nitrogen bases found in DNA and RNA .They are nitrogen containing heterocyclic compounds .Purines are large double ringed while pyrimidines are small single ringed .
Purines bond to pyrimidines in nucleic acid DNA .
No. The physical structure does not allow purines to pair with other purines. Purines can only be paired with Pyrimidines.
Adenine and guanine, being purines ( double ringed ) always bond with thymine and cytosine, single ringed pyrimidines.
A purine has a double ring, while a pyrimidine has a single ring. Also purines are adenine and guanine, and the pyrimidines are thymine and cytosine.
Nucleic acids
Pyrimidines or Purines
Sir David Dashery
Purines and pyrimidines