variants:
or less commonly cell respiration
Definition of cellular respiration
: any of various energy-yielding oxidative reactions in living matter that typically involve transfer of oxygen and production of carbon dioxide and water as end products
Cellular respiration is a series of reactions, occurring under aerobic conditions, during which large amounts of ATP are produced.— Teresa Audesirk and Gerald Audesirk One of the primary sources of energy is glucose, the basic building block of starch and many sugars in our diet. Its oxidation in cell respiration can be subdivided into three phases: glycolysis, the Krebs cycle and the system of electron transport.— Pete Moore
Examples of cellular respiration in a Sentence
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An additional 30 percent to 50 percent of children with autism show signs of mitochondrial dysfunction, such as abnormal levels of certain byproducts generated by cellular respiration, the process through which ATP is produced.
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Diana Kwon, Scientific American, 18 June 2021
In a process known as cellular respiration, organisms use oxygen to oxidize substrates (for example sugars and fats) and generate energy.
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David Bressan, Forbes, 3 Mar. 2021
Anaerobic creatures, bacteria that instead of oxygen use other elements, like sulfur and methane, for cellular respiration, could still survive.
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David Bressan, Forbes, 3 Mar. 2021
Known as the cell's powerhouse, mitochondria is responsible for cellular respiration and produces energy, known as adenosine triphosphate (ATP), from oxygen.
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Meg Neal, Popular Mechanics, 4 Oct. 2020
More attention must be paid to basic metabolism and energy regulation, including the cellular respiration of neurons and glial cells.
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Dean Mobbs, Scientific American, 20 Sep. 2019
See MoreThese example sentences are selected automatically from various online news sources to reflect current usage of the word 'cellular respiration.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
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“Cellular respiration.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cellular%20respiration. Accessed 5 Dec. 2021.
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The first known use of cellular respiration was in 1888
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