Table of Contents
What does deoxyribose mean in science terms?
: a pentose sugar C5H10O4 that is a structural element of DNA.
What is deoxyribose in DNA?
Deoxyribose is a pentose sugar important in the formation of DNA, or deoxyribonucleic acid. Deoxyribose is a key building block of DNA. Its chemical structure allows for the replication of cells in DNA’s double helix configuration.
What is deoxyribose kid definition?
Kids Encyclopedia Facts. Deoxyribose is the sugar component of deoxyribonucleic acid or DNA, having one less hydroxyl group than ribose, the sugar component of ribonucleic acid or RNA.
Why is it called 2 Deoxyribose?
The sugar present in the DNA is 2’deoxyribose, a five carbon monosaccharide, which is devoid of oxygen in its 2′ position, hence the name deoxyribonucleic acid.
What is deoxyribose and example?
Definition. (1) An aldopentose (i.e. a monosaccharide with five carbon atoms) derived from the pentose sugar ribose by the replacement of a hydroxyl group with a hydrogen atom at the 2 position, leading to the net loss of an oxygen atom (hence the name).
Where is deoxyribose found in DNA?
Each strand of a DNA molecule is composed of a long chain of monomer nucleotides. The nucleotides of DNA consist of a deoxyribose sugar molecule to which is attached a phosphate group and one of four nitrogenous bases: two purines (adenine and guanine) and two pyrimidines (cytosine and thymine).
Why is deoxyribose used in DNA?
Due to its deoxyribose sugar, which contains one less oxygen-containing hydroxyl group, DNA is a more stable molecule than RNA, which is useful for a molecule which has the task of keeping genetic information safe. RNA, containing a ribose sugar, is more reactive than DNA and is not stable in alkaline conditions.
What is the 2 deoxyribose sugar?
Deoxyribose, or more precisely 2-deoxyribose, is a monosaccharide with idealized formula H−(C=O)−(CH2)−(CHOH)3−H. Its name indicates that it is a deoxy sugar, meaning that it is derived from the sugar ribose by loss of an oxygen atom. Deoxyribose is most notable for its presence in DNA.
What does deoxys mean?
: containing less oxygen in the molecule than the compound from which it is derived deoxy sugars —usually used in combination deoxyribonucleic acid.
What is deoxyribose found in?
Molecular Cell Biology DNA contains deoxyribose as the sugar component and RNA contains the sugar ribose. Polynucleotides are formed by covalent linkages between the phosphate of one nucleotide and the sugar of another, resulting in phosphodiester linkages.
What is an example of deoxyribose sugar?
The building blocks of nucleic acids, nucleotides are composed of a nitrogenous base, a five-carbon sugar (ribose or deoxyribose), and at least one phosphate group. This example is from Wikipedia and may be reused under a CC BY-SA license. Deoxyribonucleotides are nucleotides in which the sugar is deoxyribose.
What is the difference between ribose and deoxyribose?
The key difference between deoxyribose and ribose is that the deoxyribose, the sugar found in DNA, lacks oxygen atom on carbon 2 of the sugar ring while ribose, the sugar found in RNA, has a hydroxyl group on carbon 2 of the sugar ring. Nucleic acids are probably the most fundamental biological molecules.
What is the difference between ribose and dexyribose?
► While ribose is a regular molecule of sugar, deoxyribose is a modified sugar. Deoxyribose is a deoxy sugar, which is derived from ribose by the loss of an oxygen atom. This is the reason the number of oxygen atoms in deoxyribose is one less than that in ribose.
What does deoxyribose do for the body?
Deoxyribonucleic acid aka DNA and Ribonucleic Acid aka RNA is the molecules within the living body that perform various functions within the body. Ribose and Deoxyribose are the primarily components in production and synthesis of RNA and DNA.
What does deoxyribose stand for?
So let’s break it down – DNA stands for Deoxyribose Nucleic Acid. Deoxyribonucleic acid is a phosphorous containing compound, as opposed to a protein which is a sulphur containing compound and the name refers to the chemicals that it consists of. Deoxyribose – This is a sugar, known chemically as a pentose, a five-carbon sugar.