| biopolymer | <biochemistry, chemistry> Any macromolecule which can be found within a living thing, such as proteins (essentially long chains of amino acids), nucleic acids (such as DNA or RNA), and polysaccharides (long chains of simple sugars). (21 Mar 1998) |
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| aperiodic biopolymer | A biopolymer consisting of nonidentical subunits present in a nonperiodic sequence. (05 Mar 2000) |
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| periodic biopolymer | A biopolymer in which there are identical, repeating subunits. (05 Mar 2000) |