对一些罕见疾病，如亨廷顿氏舞蹈病和黑蒙性痴呆，通过基因信息就可以诊断。

For some rare disorders, such as Huntington's and Tay-Sachs, genetic information is a diagnosis.

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但卡桑德拉说，她喜欢我的基因与她不同。例如，假如犹太人与其他犹太人生育，他们会增加孩子的乳腺癌和黑蒙性痴呆的风险。

But Cassandra said she likes that I have different genes, arguing that when, for instance, Jews procreate with other Jews, they increase their kids' risk for breast cancer and Tay-Sachs.

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