- 风云突变 fēngyúntūbiàn sudden change in the situationa sudden and dramatic change in the political or general situation; literally describes a sudden change in the wind and clouds
- 突变理论 tūbiànlǐlùn catastrophe theory(math) catastrophe theory
- 基因突变 jīyīntūbiàn genetic mutationA permanent alteration in the DNA sequence that makes up a gene; gene mutation
- 致突变原 zhìtūbiànyuán mutagensubstance or agent that causes genetic mutation
- 错义突变 cuòyìtūbiàn missense mutationa genetic mutation where a single DNA base change results in the substitution of a different amino acid in the resulting protein
- 置换突变 zhìhuàntūbiàn substitution mutationa type of genetic mutation in which one base in the DNA sequence is replaced by another
- 突变株 tūbiànzhū mutant strainmutant or mutant strain, such as of a virus