BIS 2A Lecture Notes - Lecture 5: Pentose, Ribose, Deoxyribose
17 Apr 2019
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A nucleotide structure made up of monomers namednucleotides main differencei presence or absence of a hydroxylgroup at a 2 position of pentose d polymer hu. Dna lackshydroxyl functional group l ribonucleicacid deoxy ribonucleicacid pyrimidines cytosinethymineuracil purines adenineguanine. O 540: k o p o fo o yo l o. 1 n n n n nitrogenousbase ribose or deoxyribose a the nitrogenous base organicmolecules contain carbon nitrogen ga contain aminogroupthat has potential of bindinganextrahydrogen. Dna adenine ca guanine g cytosine c andthymine t. Rna adenine ca guanine g cytosine c anduracil u purines pyrimidines cytosinethymineuracil single c nring adenine and guanine double c n ring g identify whether functional groupscan act as hbonddonoracceptorboth. The pentosesugar c the phosphategroup contains 5 carbonatoms. Dnavsrna based on presenceabsence of hydroxylgroupon 2 carbon. When onephosphateis bound nucleotide nucleotide monophosphate hydrolysis of bonds betweenphosphate groups is thermodynamically exergenic thophosphate nucleotide diphosphate ndp. Ii doublehelix structure of dna y linked nucleotide subunits.
