1、基因的英语：gene，英 [d?i?n] 美 [d?i?n]。
2、这种基因由一种特异性蛋白激活。The gene is activated by a specific protein.
3、研究人员仍然在试图分离导致这种畸形的基因。Researchers are still trying to isolate the gene that causes this abnormality.
4、身体的特征取决于基因遗传。Physical characteristics are determined by genetic inheritance.