mutation

🔗 释义中的汉语词

🧩 词形变化

💬 双语例句

1. Women carrying a mutated BRCA1 or BRCA2 gene have roughly an 80% risk of developing breast cancer. A mutation in these genes also leads to an increased risk of developing ovarian tumors.

   携带变异的BRCA1或BRCA2基因的妇女患上乳腺癌的几率约有80 % 。 这些基因内的变异也导致了卵巢肿瘤的发生。

2. Their previously diagnosed dystonia was being caused by a genetic mutation that was interfering with the neurotransmitter serotonin. The twins’ doctors found that the dystonia could be fully treated with a readily available serotonin replacement.

   沮丧的父母给双胞胎进行了基因排序。 排序结果表明，他们的诊断有欠全面。 先前被查出的张力肌障碍是由干扰了神经传导血清素的基因突变引起的。 医生发现，双胞胎的张力肌障碍可以用已有的血清素替换疗法彻底治愈。

3. Microscopic pigment granules produced by skin pigment cells aggregate around the cell's nucleus to shield the DNA from the marauding rays and prevent mutation. It is irrelevant whether the ultraviolet radiation came from a bulb or a star.

   人工晒黑业承诺：机器射出的紫外线比太阳的自然辐射伤害要小。 但无论哪种情况，晒黑都是人体受伤的反应。 皮肤色素细胞产生的微小色素颗粒聚集在细胞核旁，保护DNA免受紫外线侵袭，防止细胞发生变异。 究竟紫外线是来自灯泡还是某个星体，这并不重要。

🔗 常用搭配