| environ. | recombinant DNA technology Techniques and practical applications associated with recombinant DNA (deoxyribonucleic acid artificially introduced into a cell that alters the genotype and phenotype of the cell and is replicated along with the natural DNA) | DNA技术 (重组DNA的技术或实践(人工地把脱氧核糖核酸引入细胞核中，改变细胞核的基因型和显型并能复制原来的DNA)。) |
