DNA is fundamental to the biology of all life on Earth, but how many of us actually know what it is or what it's made of?

Nucleotides are the fundamental units that make up the genetic material of all living organisms. They are the building blocks of DNA and RNA, which store and transmit genetic information. Nucleotides ...

(Image: Wikimedia Commons, Public Domain) Purines are essential components of nucleic acids ... purines are involved in various cellular metabolic processes. Purine nucleotides, such as ATP and GTP, ...

In other words, the same nucleotides do not repeat in the same ... Using cardboard cutouts representing the individual chemical components of the four bases and other nucleotide subunits, Watson ...

With the technique called polymerase chain reaction (PCR), scientists can make multiple copies of a specific genetic sequence within DNA. PCR is a powerful tool for researchers because it allows ...