| 单词 | extra copy |
| 释义 | extra copy They have an extra copy of a chromosome, leading to developmental difficulties ranging from mild to severe. Times,Sunday Times The extra copy compensated for the faulty version, resulting in offspring that were free of epilepsy and had normal levels of the sodium-potassium pump enzyme. Times, Sunday Times Those affected received a free copy of the game or an extra copy to send as a gift. Retrieved from Wikipedia CC BY-SA 3.0 The effects of the extra copy vary greatly, depending on the extent of the extra copy, genetic history, and chance. Retrieved from Wikipedia CC BY-SA 3.0 Autosomal trisomies are described by referencing the specific chromosome that has an extra copy. Retrieved from Wikipedia CC BY-SA 3.0 |
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