genetics

noun, plural in form but singular in construction

ge·net·ics | \jə-ˈne-tiks

Definition of genetics

1 : a branch of biology that deals with the heredity and variation of organisms

2 : the genetic makeup and phenomena of an organism, type, group, or condition

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In recent years, scientists have learned that genetics, diet composition (amount of carbs, protein and fats), regular exercise and other factors play a role in CR’s effectiveness. — Mark Barna, Discover Magazine, "Not So Fast," 24 Sep. 2018 Still, twin studies have indicated that genetics plays a large role in determining whether someone is likely to try the drug at some point in their lives. — John Timmer, Ars Technica, "Researchers ID genes that could make you more likely to try cannabis," 28 Aug. 2018 And even then, genetics remains only part of the story. — Amy Dockser Marcus, WSJ, "Scientists Confront the Ghost of Eugenics," 17 Aug. 2018 Among the brightest of those homegrown stars is Zhao Bowen, a Chinese science prodigy who dropped out of high school to start running a genetics lab. — Author: Ben Guarino, Emily Rauhala, William Wan, Anchorage Daily News, "China challenges American dominance of science," 4 June 2018 Among the brightest of those homegrown stars is Zhao Bowen, a Chinese science prodigy who dropped out of high school to start running a genetics lab. — Author: Ben Guarino, Emily Rauhala, William Wan, Anchorage Daily News, "China challenges American dominance of science," 4 June 2018 Suddenly, Soo-Kyung, 42, and her husband Jae Lee, 57, another genetics specialist at O.H.S.U., had to transform from dispassionate scientists into parents of a patient, desperate for answers. — Pam Belluck, New York Times, "Infinitesimal Odds: A Scientist Finds Her Child’s Rare Illness Stems From the Gene She Studies," 23 Apr. 2018 Among the brightest of those homegrown stars is Zhao Bowen, a Chinese science prodigy who dropped out of high school to start running a genetics lab. — Author: Ben Guarino, Emily Rauhala, William Wan, Anchorage Daily News, "China challenges American dominance of science," 4 June 2018 Among the brightest of those homegrown stars is Zhao Bowen, a Chinese science prodigy who dropped out of high school to start running a genetics lab. — Ben Guarino, Washington Post, "China increasingly challenges American dominance of science," 3 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'genetics.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.