WebJan 28, 2024 · Pyrimidine Definition. Pyrimidines are simple aromatic compounds composed of carbon and nitrogen atoms in a six-membered ring. The term pyrimidine is also used to refer to pyrimidine … WebJan 8, 2024 · A single DNA molecule is shaped as a double helix made up of two strands of nucleotides that are bonded together. Each nucleotide consists of a nitrogen base, a sugar (ribose), and a phosphate group. The same 4 nitrogen bases are used as the genetic code for every strand of DNA, no matter which organism it comes from.
What Is DNA?- Meaning, DNA Types, Structure and Functions
WebComplementary base definition, either of the nucleotide bases linked by a hydrogen bond on opposite strands of DNA or double-stranded RNA: guanine is the complementary base of cytosine, and adenine is the complementary base of thymine in DNA and of uracil in RNA. See more. WebThe DNA molecule consists of 4 nitrogen bases, namely adenine (A), thymine (T), cytosine (C) and Guanine (G), which ultimately form the structure of a nucleotide. The A and G are purines, and the C and T are pyrimidines. The two strands of DNA run in opposite directions. These strands are held together by the hydrogen bond that is present ... scarborough recycling center
Complementary base Definition & Meaning Dictionary.com
WebNitrogen base definition, a nitrogen-containing organic compound that has the chemical properties of a base, especially a pyrimidine or purine: Four nitrogen bases are present in a DNA molecule. See more. Nitrogen fixation definition, any process of combining atmospheric nitrogen with … WebMar 1, 2024 · Def. any "six-membered aromatic heterocycle containing four carbon atoms, two nitrogen atoms and three double bonds" ... base is a nitrogen-containing molecule having the chemical properties of a base. It is an organic compound that owes its property as a base to the lone pair of electrons of a nitrogen atom. Adenine (A, Ade) is a … WebJan 30, 2024 · A purine is defined as one of the two families of the nitrogenous bases that have a six-membered nitrogen-containing ring and a five-membered nitrogen-containing ring fused together. This family ... scarborough recreation swimming