Sunday, December 4, 2011

How are the three parts of a nucleotides: a sugar, base and phosphorus group, attatched to on another?

The three parts of a nucleotides is:





1. Nitrogenous base


2. Pentose sugar (deoxyribose)


3. Phosphate group





Nucleotides are molecules that, when joined together, make up the structural units of RNA and DNA. In addition, nucleotides play central roles in metabolism. In that capacity, they serve as sources of chemical energy (adenosine triphosphate and guanosine triphosphate), participate in cellular signaling (cyclic guanosine monophosphate and cyclic adenosine monophosphate), and are incorporated into important cofactors of enzymatic reactions (coenzyme A, flavin adenine dinucleotide, flavin mononucleotide, and nicotinamide adenine dinucleotide phosphate)

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