DNA
(deoxyribonucleic acid)
- a permanent copy of genetic information.
- uses "T" instead of "U"
- no 2' OH group
- more stable than RNA
- lower error frequency during replication than RNA
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RNA
(ribonucleic acid)
- messenger RNA (mRNA) is a temporary copy of the gene sequence in which protein is encoded.
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Protein
- consists of amino acids linked by aminoester ("peptide") bonds.
- most enzymes and many structural components of cells are made of proteins.
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