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3 Αυγ 2023 · DNA is made up of nucleotides, each nucleotide has three components: a backbone made up of a sugar (Deoxyribose) and phosphate group and a nitrogen-containing base attached to the sugar. Each strand has many nucleotides or says numerous sugar, a phosphate group, and nitrogenous bases.
Each molecule of DNA is a double helix formed from two complementary strands of nucleotides held together by hydrogen bonds between G-C and A-T base pairs. Duplication of the genetic information occurs by the use of one DNA strand as a template for formation of a complementary strand.
4 Αυγ 2022 · Components of DNA. The essential components of DNA are acid (phosphoric acid), pentose sugar (deoxyribose sugar), and nitrogen bases; purine (adenine and guanine) and pyrimidine (cytosine and thymine).
17 Μαρ 2022 · The DNA molecule is a polymer of nucleotides. Each nucleotide is composed of a nitrogenous base, a five-carbon sugar (deoxyribose), and a phosphate group. There are four nitrogenous bases in DNA, two …
Deoxyribonucleic acid (/ diːˈɒksɪˌraɪboʊnjuːˌkliːɪk, - ˌkleɪ -/ ⓘ; [ 1 ]DNA) is a polymer composed of two polynucleotide chains that coil around each other to form a double helix. The polymer carries genetic instructions for the development, functioning, growth and reproduction of all known organisms and many viruses.
21 Σεπ 2023 · The nucleotides found in DNA are named similarly to those of RNA: start with the name of the corresponding nucleoside and end with monophosphate, diphosphate, or triphosphate. Remember that the names of DNA nucleosides begin with deoxy.
13 Σεπ 2023 · DNA stands for Deoxyribonucleic acid, a macromolecule that carries genetic information in all living organisms, from the tiniest microorganisms to the most complex multicellular humans. DNA is a fundamental molecule that holds life’s blueprint.
