In the double helix structure of DNA, thymine forms a base pair with adenine through two hydrogen bonds. This specific pairing is known as complementary base pairing and is essential for the stability ...

Credit: Kateryna Kon/Science Photo Library/ What is DNA, and how does it work? You don't need a degree in ...

Combinations of these atoms form the sugar-phosphate backbone of the DNA -- the sides of the ladder, in other words. Other combinations of the atoms form the four bases: thymine (T), adenine (A ...

The DNA molecule is made up of four bases -- adenine (A), cytosine (C), guanine (G), and thymine (T). Each rung of the DNA ladder consists of two bases. In the DNA molecule, A always pairs up with ...

This image illustrates the chemical structures of the five main nucleobases found in DNA and RNA. The pyrimidines, thymine (DNA), uracil (RNA), and cytosine are shown on top while the purines, adenine ...

The decoding of information in a cell's DNA into proteins begins with a complex interaction of nucleic acids. Learn how this step inside the nucleus leads to protein synthesis in the cytoplasm.

“Being able to extend [base editing] to other types is really quite important.” Traditional CRISPR-Cas9 genome editing makes a double-stranded break in DNA in order to introduce insertions or ...

DNA methylation is a fundamental epigenetic mechanism in which ... researchers determine the methylation status in loci of interest because unmethylated cytosines are recognized as thymine after PCR ...

There are four types of base - adenine, thymine, cytosine and guanine. All human cells contain DNA. The 3 billion pairs of bases in each cell fit into a space that is six microns across.

During the process of transcription, DNA is converted to RNA, a complex molecule that is able to carry genetic information outside of the cell's nucleus. This page guides you through the ...