![]() ![]() There are two types of nucleic acids-deoxyribonucleic acid (DNA) and ribonucleic acid (RNA). 1) are collectively involved in the preservation, replication, and expression of hereditary information in every living cell. The primary biological role of RNA is to direct the process of protein synthesis.Īn acidic, chainlike biological macromolecule consisting of multiple repeated units of phosphoric acid, sugar, and purine and pyrimidine bases. Information is contained in the DNA in the form of the sequence of nucleotide building blocks in the nucleic acid chain. ![]() There are two types of nucleic acids-deoxyribonucleic acid (DNA) and ribonucleic acid (RNA).ĭNA is the chemical constituent of the genes of an organism. Nucleic acids are involved in the preservation, replication, and expression of hereditary information in every living cell. A nucleic acid is an acidic, chainlike biological macromolecule consisting of multiple repeated units of phosphoric acid, sugar, and purine and pyrimidine bases. ![]()
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