| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | pyrimidine | biology | A fundamental component of DNA and RNA molecules | 1 |
| 2 | pyrimidine | biology | Pyrimidines are essential building blocks of DNA and RNA, and are extensively studied in biology and chemistry. | 1 |
| 3 | pyrimidine | biology | Pyrimidines are an essential component of nucleic acids such as DNA and RNA. | 1 |