| 1. | A single gene may have many effects .
单一基因可能具有很多种效应。 |
| 2. | The creation of multiple effects by a single gene is called pleiotropy .
单一基因所产生的多重效应为基因多效性。 |
| 3. | This hereditary unit comprises a single complementation group, or in other words a single gene .
这个遗传单位由一个互补群，也就是一个基因所组成。 |
| 4. | Already discovered 559 kinds of single gene are ill at present
目前已发现五六千种单基因病。 |
| 5. | For example , one single gene
单核苷酸多态性 |
| 6. | Single gene disease is the disease that shows by single gene blemish is caused
单基因病是指由单个基因缺陷引起的疾病。 |
| 7. | They discovered how to inactivate , or knock out , single genes in laboratory animals
他们发现如何使实验室动物的个体基因不活动和疲劳的方法。 |
| 8. | They discovered how to inactivate or knock out single genes in libratory animals
他们发现如何在实验动物体内阻止单个基因的活性或敲除单个基因。 |
| 9. | These are controlled by single genes , and so are fairly easy to identify , and correct
这些缺陷都是由单个的基因控制的，所以很容易识别并予以修正。 |
| 10. | They discovered how to _ _ _ 4 _ _ _ , or knock out , single genes in laboratory animals
他们可以使做实验用的动物体内的个体特定基因如何不活跃，如何失去作用。 |
