Kossel isolated cytosine from calf thymus tissues and found that it was a component of nucleic acids. This discovery, along with the identification of other nitrogenous bases, laid the foundation for ...

Traits as diverse as the color of a person's eyes and the scent of a rose are determined by the information contained in DNA. Learn how this information is coded by strings of molecules called ...

Other combinations of the atoms form the four bases: thymine (T), adenine (A), cytosine (C), and guanine (G). These bases are the rungs of the DNA ladder. (It takes two bases to form a rung -- one ...

As well as yielding the sequence of the canonical bases, adenine (A), thymine (T), cytosine (C) and guanine (G), it also reveals epigenetic marks that create two chemically and biologically ...

A change from thymine to cytosine (T → C) or from adenine to guanine (A → G) on the complementary strand. Transversion mutations: A change from thymine to adenine (T → A) or guanine (T → G). Thymine ...