hazards of synthetic biology
... that artificial alternatives to DNA called XNA have been proposed to reduce some hazards of synthetic biology by preventing gene flow to natural organisms?
... that artificial alternatives to DNA called <a href="./Xeno_nucleic_acid" id="mwA1A" rel="mw:WikiLink" title="Xeno nucleic acid">XNA</a> have been proposed to reduce some <b id="mwA1E"><a href="./Hazards_of_synthetic_biology" id="mwA1I" rel="mw:WikiLink" title="Hazards of synthetic biology">hazards of synthetic biology</a></b> by preventing gene flow to natural organisms?