cellular respiration

cellular respiration n 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

Medical dictionary. 2011.

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  • Cellular respiration — in a typical eukaryotic cell. Cellular respiration is the set of the metabolic reactions and processes that take place in the cells of organisms to convert biochemical energy from nutrients into adenosine triphosphate (ATP), and then release… …   Wikipedia

  • cellular respiration — noun the metabolic processes whereby certain organisms obtain energy from organic molecules; processes that take place in the cells and tissues during which energy is released and carbon dioxide is produced and absorbed by the blood to be… …   Useful english dictionary

  • cellular respiration — Physiol. the oxidation of organic compounds that occurs within cells, producing energy for cellular processes. * * * ▪ biochemistry       the process by which organisms combine oxygen with foodstuff molecules, diverting the chemical energy in… …   Universalium

  • cellular respiration — /sɛljələ rɛspəˈreɪʃən/ (say selyuhluh respuh rayshuhn) noun Biology the process by which cells break down organic molecules such as glucose to release energy needed for life processes …   Australian English dictionary

  • Cellular waste product — Cellular waste products are formed as a byproduct of cellular respiration, a series of processes and reactions that generate energy for the cell, in the form of ATP. Two examples of cellular respiration creating cellular waste products are… …   Wikipedia

  • Respiration — is the act of inhaling and exhaling air in order to exchange oxygen for carbon dioxide. * * * 1. A fundamental process of life, characteristic of both plants and animals, in which oxygen is used to oxidize organic fuel molecules, providing a… …   Medical dictionary

  • Respiration (physiology) — In animal physiology, respiration is the transport of Oxygen from the outside air to the cells within tissues and the transport of carbon dioxide in the opposite direction. This is in contrast to the biochemical definition of respiration, which… …   Wikipedia

  • Respiration — In biochemistry, respiration may refer to: *Cellular respiration, the process in which the chemical bonds of energy rich molecules such as glucose are converted into energy usable for life processes *Aerobic respiration, a process that allows… …   Wikipedia

  • respiration, human — ▪ physiology Introduction       the process by which oxygen is taken up and carbon dioxide discharged. The design of the respiratory system  The human gas exchanging organ, the lung, is located in the thorax, where its delicate tissues are… …   Universalium

  • respiration — res•pi•ra•tion [[t]ˌrɛs pəˈreɪ ʃən[/t]] n. 1) phl the act of respiring; inhalation and exhalation of air; breathing 2) biochem. a) the sum total of the physical and chemical processes by which oxygen is conveyed to tissues and cells and the… …   From formal English to slang

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