Assertion: adenine | /r/HasProperty | uracil
Facets:
Source sentences:
text: Adenine and guanine are purines, cytosine and uracil are pyrimidines.
text: Adenine and guanine are purines, cytosine, and uracil are pyrimidines.
text: Cytosine (C) is one of the four main bases found in DNA and RNA, along with adenine, guanine, and thymine (uracil in RNA).