- Adenine is one of the 5 bases found in nucleotides, the building blocks of nucleic acids like DNA and RNA. It is one of two purines (the other is guanine) and pairs with the base thymine in the DNA double helix. In RNA, it pairs with the base uracil.
Learn more about DNA Nucleotides
- Autosomal DNA Testing
- Autosomal DNA testing looks at the DNA in all of your chromosomes (except for your sex chromosomes) and then looks for large areas of shared DNA between you and other people in a DNA database to find close relatives.
Learn more about autosomal DNA Testing