1. The alligators would escape and find their way into the New York sewer system where they started reproducing, grew to huge sizes and now strike fear into sewer workers. 短吻鳄会逃跑，找到进入纽约下水道系统的路并开始在那里繁殖，长得巨大，现在还使得下水道工人感到害怕。
2. We are reproducing ourselves at such a rate that our numbers threaten the ecology of the planet. 我们繁衍得如此之快，以至于人口数量威胁到地球的生态系统。
3. Someday we may be able to take any cell and keep it alive functioning and reproducing itself essentially forever through the use of telomerase. 总有一天，我们也许能够利用端粒酶使任何细胞保持活力，使其正常工作并永久地自我复制。
4. As Charles Darwin observed, natural selection operates whenever individuals of one genetic composition are better at reproducing than that of others. 正如查尔斯·达尔文（Charles Darwin）所观察到的那样，只要有一种基因组成的个体比其他个体更善于繁殖，自然选择就会起作用。
5. Lincosamides prevent bacteria from reproducing. 林可酰胺抗生素可防止细菌繁殖。
