The process in which an organism uses oxygen for its life processes and gives off carbon dioxide.
The process by which animals use up stored foods (by combustion with oxygen) to produce energy.
Process by which plant tissue converts plant carbohydrates into energy.
A biochemical process by which living organisms take up oxygen from the environment and consume organic matter, releasing both carbon dioxide and heat.
1. the exchange of gases between the atmosphere, blood and cells. It involves three processes, pulmonary ventilation, external respiration and internal respiration. 2. the metabolic process in animals and plants in which organic substances such as carbohydrates are broken down to simpler products with the release of energy. In most plants and animals, respiration requires oxygen, and carbon dioxide and water are end products.
in cells, the oxidation of food molecules to obtain energy; in terrestrial vertebrates, the inhalation of oxygen and exhalation of carbon dioxide. J K Y Z
process by which the body's cells use oxygen in order to break down nutrients and supply the body with energy
The process by which carbohydrates combine with oxygen to produce carbon dioxide and water and to release energy. (See also Photosynthesis.)
Oxidation of food that releases oxygen, water, and energy, which are dissipated in the biosphere.
An energy-yielding metabolic process in which electrons from an oxidizable substrate are transferred by a series of oxidatin-reduction reactions (i.e., via an electron-transport chain) to an exogenous terminal electron acceptor such as oxygen, nitrate, or fumarate). (Contrast with fermentation).
General term for any process in a cell in which the uptake of O molecules is coupled to the production of CO.
The process that involves the transfer of oxygen to cells and the breakdown of food to release energy. In complex animals, respiration involves the intake of oxygen and the discharge of carbon dioxide.
The physical and chemical process (oxidative reaction) where oxygen is used by cells and tissues to produce the energy required for metabolic processes, with CO2 and water produced as by-products.
Any or all of the processes used by organisms to generate metabolically usable energy.
is the process by which a rapid exchange of oxygen and carbon dioxide takes place between the atmosphere and the blood coming to the pulmonary capillaries. Oxygen is taken up, utilized in metabolic processes, and a proportional amount of carbon dioxide is released.
the process by which cells release energy from food.
Energy-generating process in an organism where an organic or inorganic compound serves as the electron donor and an inorganic compound (e.g. oxygen) serves as the electron acceptor.
The production of energy by the oxidisation of glucose.
Cell respiration, Biology definition: the complete chemical and physical process in which oxygen is delivered to tissues or cells of the body and carbon dioxide and water are given off.
Process by which living organisms take in oxygen from the air or water, oxidise it, and combine it with nutrients to produce energy. Carbon dioxide and water vapour are then released as by-products.
Energy production in which oxygen is the terminal electron acceptor, i.e. oxidation to produce energy where oxygen is the oxidizing agent. See fermentation.
process of gas exchange and release of chemical energy used by cells
The process by which living things breakdown energy containing organic molecules in the presence of oxygen to supply energy for growth and reproduction. Respiration produces carbon dioxide as waste product. [KR
metabolic process in which cells break down organic materials to produce energy. The opposite of photosynthesis.
The release of energy caused by the breakdown of sugars and other foods in organisms.
exchange of gases between an organism and its external environment; in many small organisms, oxygen diffuses directly into the cells, while larger organisms use special internal organs (gills, lungs) to "breathe".
energy for growth and reproduction comes from burning a fuel, namely glucose (a simple sugar). The by- product of cell respiration in plants is oxygen, and in animals it is carbon dioxide.
the consumption of oxygen during energy use by cells and organisms.
the metabolic processes whereby certain organisms obtain energy from organic moelcules; 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 transported to the lungs
the bodily process of inhalation and exhalation; the process of taking in oxygen from inhaled air and releasing carbon dioxide by exhalation
Metabolic processes of organisms or communities that consume oxygen
The sum total of metabolic processes associated with conversion of stored (chemical) energy into kinetic (physical) energy for use by an organism.
The process of living organisms taking in oxygen and giving out carbon dioxide.
In living organisms, the process involving the release of energy and carbon dioxide from the oxidation of complex organic substances.
Plant's absorption of oxygen and release of carbon dioxide.
An ongoing process by which plants and animals take in oxygen and give out carbon dioxide
the process of burning sugars to produce energy.
Biochemical process in all living things that converts glucose and oxygen to water and carbon dioxide, with the release of energy.
Any of various energy-yielding oxidative reactions in living matter that typically involve transfer of any substrate (organic or inorganic) to a terminal electron acceptor, usually oxygen.
The process by which organisms release energy from food inside their cells, usually in a chemical reaction with oxygen. The waste products of respiration are water and carbon dioxide gas.
The chemical reactions from which an organism derives energy, usually this requires the consumption of free oxygen and the production of carbon dioxide.
Intake of oxygen and discharge of carbon dioxide as a result of biological oxidation.
the process in plants and animals whereby oxygen is taken from the air and/or water and carbon dioxide is released as a waste byproduct
cellular process releasing energy from stored foods.
the process by which plants and animals release chemical energy to do work
A process by which gaseous exchange -oxygen and carbon dioxide-takes place between an organism and the surrounding medium.
breathing; the use of oxygen to provide energy
Metabolic processes by which food or food-storage molecules yield the energy on which all living cells depend. Also refers to the consumption of oxygen during aerobic metabolism.
Exchange of oxygen and carbon dioxide between the atmosphere and the cells of the body. Includes ventilation (breathing), exchange of gasses to and from the blood in the lungs, transportation of the gasses in the blood, the taking in and utilizing of oxygen and the elimination of waste products by the cells.
energy release in the aerobic oxidation of food molecules, used to drive the synthesis of ATP.
Oxidation of food in living cells, with the resulting release of energy; part of the energy is transferred to other compounds and some is used in the activation of certain cell processes.
The process by which oxygen is taken in and used by tissues in the body and carbon dioxide is released.
Cellular respiration is the process by which organisms release energy from complex organic molecules, typically sugars. All living things, including plants, respire. Most use oxygen (aerobic respiration) and release carbon dioxide. The balanced chemical equation for aerobic respiration is C6H12O6 + 12O2® 6CO2 + 6H2O + energy (ATP) In the absence of oxygen anaerobic respiration occurs, producing lactic acid or ethanol.
the process whereby green plants take in oxygen and give off carbon dioxide in the dark. Respiration is the opposite of photosynthesis.
1) breathing as part of gas exchange; or 2) cellular metabolism.
The process in which living things oxidize sugar in order to obtain energy.
Process which takes place in the living cells of all plants and animals which releases energy.
Metabolic function consuming oxygen.
the process by which animals oxidize organic (carbon-containing) molecules to convert their chemical energy to heat, releasing carbon dioxide and water as by-products. The chemical reaction for this process is 6 O 12 ------ 6 H O + 6 CO.
The act or process of breathing. The process by which a living organism or cell takes in oxygen from the air or water and uses it.
The process by which oxygen from the air is exchanged for carbon dioxide produced by the body. It includes the mechanical process of breathing, gas exchange in the lungs, and delivery of oxygen and carbon dioxide via the blood to the interstitial fluids and into and out of the cells.
(1) Internal respiration: the chemical processes from which all living organisms derive energy from stored reserves and food. (2) External respiration: breathing of air; taking oxygen from the environment and giving off carbon dioxide.
the act of breathing; transport of oxygen from the atmosphere to the body cells and transport of carbon dioxide from the cells to the atmosphere
the metabolic process by which organisms meet their internal energy needs and release CO2
The process by which animals oxidize organic (carbon-containing) sugars to convert their chemical energy to heat and release carbon dioxide and water as by-products; it is the same chemical reaction that occurs during combustion and decomposition, 6 O 12 ------ 6 H O + 6 CO.
(res pi ra´ shun) [L. spirare: to breathe] • (1) Cellular respiration; the oxidation of the end products of glycolysis with the storage of much energy in ATP. The oxidant in the respiration of eukaryotes is oxygen gas. Some bacteria can use nitrate or sulfate instead of O2. (2) Breathing.
The physical and chemical processes by which an organism supplies its body cells with needed oxygen and rids itself of waste carbon dioxide. In some kinds of animals, respiration is also known as breathing; oxygen is used up and carbon dioxide is given off. Plants give off oxygen as a product of photosynthesis during daylight hours. Plants also respire, however, and at night when photosynthesis stops, they use up oxygen from the water rather than produce it as they do during the day.
Process of exchanging oxygen from the air for carbon dioxide from the body; includes the mechanical process of breathing, gas exchange, and oxygen and carbon dioxide transport to and from the cells.
This is a chemical process where energy is released from food.
The oxidative process occurring within living cells by which the chemical energy of organic molecules is released in a series of metabolic steps involving the consumption of oxygen and the liberation of carbon dioxide and water.
process in plants of absorbing oxygen from the air, oxidizing organic compounds to simpler compounds and carbon dioxide, and yielding energy.
The physical and chemical processes by which an organism supplies its cells and tissues with the oxygen needed for metabolism and relieves them of the carbon dioxide formed in energy producing reactions.
Process by which aquatic organisms convert organic material into energy. It is the reverse reaction of photosynthesis. Respiration consumes oxygen and releases carbon dioxide. It also takes place as organic matter decays.
Abiochemical process by which living organisms obtain energy for maintenance and formation of cell material.
process that, using oxygen, releases stored chemical energy to power an organism’s life processes; opposite reaction of photosynthesis.
The oxidative breakdown and release of energy from from fuel molecules from fuel molecules with by reaction with oxygen in aerobic cells
In molecular terms, performance of an oxidation-reduction process and coupling of the energy released with pumping protons across the membrane.
Breathing; the exchange of oxygen and carbon dioxide between the atmosphere and the body's cells.
Respiration has two meanings in physiology. Along with breathing, respiration includes all chemical processes that occur in the body converting oxygen and food to water, energy and carbon dioxide.
Respiration is the act of breathing air into and out of the lung so that vital gases can be absorbed into the body. In plant physiology, respiration refers to the cellular breakdown of sugar and other foods, accompanied by the release of energy.
general term for the process of bringing in oxygen from the atmosphere to the blood and excreting carbon dioxide from the blood to the atmosphere. Respiration is made possible by the process of breathing.
The metabolic process by which plants and animals convert food to energy. In humans, as with other organisms, breathing out carbon dioxide is a product of respiration.
Process by which the cells of organisms use oxygen to break down carbohydrates and other nutrients to release energy and produce carbon dioxide and water as byproducts.
Series of chemical reactions that produce energy at the expense of oxygen, carbohydrate, and fat. (2)
The process carried out by the lungs which removes carbon dioxide and adds oxygen to the blood.
complex process that occurs in the cells of plants and animals in which nutrient organic molecules such as glucose combine with oxygen and produce carbon dioxide, water, and energy. It is the reverse reaction of photosynthesis. Respiration consumes oxygen (02) and releases carbon dioxide (CO2). It also takes place as organic matter decays.
The metabolic process in animals and plants in which organic substances (such as carbohydrates) are broken down to simpler products, releasing energy into special energy-carrying molecules and then used for other metabolic processes. In most plants and animals, respiration requires oxygen, and carbon dioxide is an end product. ()
The process of converting sugars and starches into energy.
is breathing. Breathing supplies cells with oxygen and takes away carbon dioxide.
The metabolic process by which pla...
chemical reactions from which an organism derives energy. In aerobic organisms, respiration requires oxygen and gives off carbon dioxide
the process where food is oxidized (burned) to release energy.
Process whereby organisms burn sugar for energy and release carbon dioxide (p.150-151).
The process of breathing which includes the exchange of gases in the blood (oxygen and carbon dioxide).
The release of energy from organic compounds in living cells.
The process by which carbohydrates and oxygen are combined to release energy, carbon dioxide and water
The chemical processes at the tissue cellular level that converts carbohydrates, oxygen and water to heat, ATP and carbon dioxide
General term for any cellular process involving the uptake of O2 coupled to production of CO2.
Prior to fermentation yeast store up oxygen for further use.
in animals and plants, the process of converting carbohydrates to energy using oxygen and giving off carbon dioxide.
Respiration is the process by which an organism obtains energy by reacting oxygen with glucose to give water, carbon dioxide and ATP (energy). Respiration can also mean breathing. Respiration takes place on a cellular level where as breathing is on a different level.