Assertion: dna's cytosine | /r/Synonym | pyrimidine
Facets:
Source sentences:
text: Cytosine and thymine are smaller, single ring nitrogenous bases called pyrimidines.
text: Cytosine and thymine are pyramidines which consist of a single ring structure.
text: Cytosine, thymine, and uracil are pyrimidines.
text: Kossel was awarded Nobel Prize in 1910 because he demonstrated the presence of cytosine and thymine (the two pyrimidines) and adenine and guanine (the two purines) in nucleic acids.
text: Thymine and Cytosine are called pyrimidines.