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ubiquinone

American  
[yoo-bik-wuh-nohn] / yuˈbɪk wəˌnoʊn /

noun

plural

ubiquinones

  1. Biochemistry. coenzyme Q 10.

ubiquinone British  
/ juːˈbɪkwɪˌnəʊn /

noun

  1. another name for coenzyme Q

"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
ubiquinone Scientific  
/ yo̅o̅′bĭ-kwĭ-nōn′ /

  1. Any of various fat-soluble quinone compounds found in most aerobic organisms and serving as electron carriers in cellular respiration.

  2. Also called coenzyme Q

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Rotenone is a poison that blocks the transfer of electrons from Complex I of the electron transport chain to ubiquinone.

From Textbooks • Jun. 9, 2022

How do the roles of ubiquinone and cytochrome c differ from the other components of the electron transport chain?

From Textbooks • Jun. 9, 2022

For that reason it is also called "ubiquinone."

From How and When to Be Your Own Doctor by Solomon, Steve

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.