请输入您要查询的英文单词:

 

单词 point mutation
释义

point mutation

noun

: a gene mutation involving the substitution, addition, or deletion of a single nucleotide base

Example Sentences

Recent Examples on the Web If a point mutation makes the virus less likely to survive, that variant gradually dies off. Vivek Ramaswamy, WSJ, 10 Jan. 2022 Antigenic drift is a gradual, varying process: A single-point mutation alters one peptide, or building block, of a larger protein. Vivek Ramaswamy, WSJ, 10 Jan. 2022 Funding provided by the bike-a-thon has been put toward the development of 41 cancer drugs and the discovery of new medical techniques that can pin-point mutations that cause cancer, as well as other research efforts by the cancer center. BostonGlobe.com, 20 Oct. 2019 But preliminary research by Navin and collaborators suggests that point mutations — changes to individual DNA letters — accumulate more slowly. Quanta Magazine, 13 Nov. 2013 This flaw is especially problematic because tens of thousands of genetic diseases are results of such point mutations. The Economist, 26 Oct. 2017

Word History

First Known Use

1925, in the meaning defined above

Medical Definition

point mutation

noun

: a gene mutation involving the substitution, addition, or deletion of a single nucleotide base
随便看

 

英语词典包含469781条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。

 

Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2024/11/11 20:41:49