| 单词 | epigenetics |
| 释义 | epigenetics[ ep-i-juh-net-iks ] / ˌɛp ɪ dʒəˈnɛt ɪks / noun (used with a singular verb)Genetics. the study of the process by which genetic information is translated into the substance and behavior of an organism: specifically, the study of the way in which the expression of heritable traits is modified by environmental influences or other mechanisms without a change to the DNA sequence. Origin of epigenetics1942; coined by Conrad H. Waddington, 1905–75, British biologist; blend of epigenesis and genetics Words nearby epigeneticsepigastrocele, epigeal, epigene, epigenesis, epigenetic, epigenetics, epigenome, epigenomics, epigenous, epigeous, epiglottic cartilage Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for epigenetics
British Dictionary definitions for epigeneticsepigenetics / (ˌɛpɪdʒɪˈnɛtɪks) / noun (functioning as sing)the study of heritable changes that occur without a change in the DNA sequence Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Scientific definitions for epigeneticsepigenetics [ ĕp′ĭ-jə-nĕt′ĭks ] The study of heritable changes in gene expression caused by factors such as DNA methylation rather than by a change in the sequence of base pairs in DNA itself. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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