来自PIE*kel,切，砍，词源同gladiator,cleave.来自植物学术语，本指切下来用于插扦的小枝， 嫩枝，后指无性繁殖，克隆。

1. Tom was in some ways a younger clone of his handsome father.

汤姆某些地方长得和他那帅气的父亲一模一样，只是年轻一些。

2. A team from the UK were the first to successfully clone an animal.

英国的一个小组率先克隆动物成功。

3. At the outset they must contain several ramets of every selected clone.

在开始时每个入选无性系必须包括几个无性繁殖后代.

4. Each clone has the same genetic information as the original.

每个无性系都具有与母体相同的遗传信息.

5. Will it be sufficient to rely on the heterozygosity of one clone?

是否依靠一个无性系的杂合性就足够了?