| 1. | Homozygous races do not segregate on selfing .
自体受精不能分离纯合的生理小种。 |
| 2. | F1 females could be backcrossed to the male homozygous recessive parent .
也可用雌性F1与隐性纯合雄性亲本回交。 |
| 3. | Altogether, half the offspring will be homozygous at that particular locus .
加在一起，将有半数的后代在那个特定的位点上是纯合的。 |
| 4. | The kind of mating, using as one parent a known homozygous recessive, is called a testcross .
这种杂交即利用一个已知的纯合的隐性作为一个亲本的杂交，称为测交。 |
| 5. | Most plants carry a large "genetic load" for deleterious recessive genes of which a few are homozygous and depress growth .
多数植物带有大量有害的隐性基因的“遗传负荷”，其中少数是纯合的，因而降低了生长。 |
| 6. | F1 females could be backcrossed to the male homozygous recessive parent
也可用雌性f1与隐性纯合雄性亲本回交。 |
| 7. | The homozygous form is fatal
纯合子是致命的。 |
| 8. | If the dog has two copies of the allele ( homozygous ) , the dilution is much stronger
如果有二个（纯合） ，这种淡化就十分强烈。 |
| 9. | This requires both parents to be homozygous for same alleles in question
对于相同的等位基因来说，父母本的等位基因都要是纯合的。 |
| 10. | Sickle cell anemia represents patients who are homozygous for hemoglobin s ( i . e . hemoglobin ss )
镰状细胞性贫血是指血红蛋白s为纯合子的患者（如血红蛋白ss ） 。 |
