[DOC] [TLE] Carbon dioxide, CO2, is usually a gas. It is exhaled by animals and ... [PAR]  [DOC] [TLE] Do cows really exhale oxygen? - Quora [PAR] Jul 4, 2015 ... Cows do not produce oxygen - they are animals, not plants. Cows, like all other animals, use oxygen and exhale carbon dioxide. However, the lungs of any animal are not efficient at removing all oxygen from air, so some oxygen that was not absorbed is exhaled. [DOC] [TLE] Humans and animals exhale carbon dioxide with every breath. Why ... [PAR] Apr 25, 2013 ... So, since all the carbon dioxide we exhale originated in carbon dioxide ... we are 
not disturbing the carbon dioxide content of the atmosphere by breathing. ... and 
natural gas that forms when plants and animals die and decay. [DOC] [TLE] What gases do humans exhale? | Reference.com [PAR] Humans inhale these same gases, though in different proportions to ... to 
exhalation; that is, oxygen is exchanged for carbon dioxide during breathing. 
Continue... [DOC] [TLE] What gas do animals exhale or release in respiration - Answers.com [PAR] Mostly CO2 gas (carbon dioxide), but some quantity of all of the gases that were 
inhaled to begin with are exhaled whether they are normal. [DOC] [TLE] What gas do animals exhale - Answers.com [PAR] Animals exhale carbon dioxide and inhale oxygen. ... Carbon dioxide is a waste 
product of cellular respiration; it is exhaled through the ... The gas which is 
exhaled in larger concentration than was breathed in is ... Do all animals exhale 
co2? [DOC] [TLE] Does breathing contribute to CO2 buildup in the atmosphere? [PAR] As you also learned in grade school, plants are the opposite to animals in this ... 
The carbon we breathe out comes from the food we eat via cell respiration! .... 
cow burps and farts add to the amount of greenhouse gasses in the atmosphere? [DOC] [TLE] We breath in oxygen and breath out carbon dioxide, where does the ... [PAR] Jun 4, 2008 ... Like other things in life, breathing isn't that simple. ... The permanent gases in air 
we exhale are roughly 78 per cent nitrogen, 15 to 18 per cent... [DOC] [TLE] Animal Respiration - Shmoop Biology [PAR] Cellular respiration is the process by which animals take in oxygen and 
exchange it for carbon dioxide and water as waste ... Even a fish will drown if it 
can't breathe underwater. ... In small insects, gas exchange occurs by diffusion 
only. Larger... [DOC] [TLE] Carbon dioxide, CO2, is usually a gas. It is exhaled by animals and ... [PAR] Carbon dioxide, CO2, is usually a gas. It is exhaled by animals and humans and used by plants to produce oxygen. In solid form it is dry ice. Carbon dioxide is a chemical compound that consists of two oxygen atoms and one carbon atom. [DOC] [TLE] Breathing - Wikipedia [PAR] Breathing is the process that moves air in and out of the lungs, or the diffusion of 
oxygen and ... The partial pressures of the gases in the blood flowing through the 
alveolar capillaries equilibrate with the partial .... The entirely unconscious and 
automatic breathing on which the life of the animal depends can be temporarily... [DOC] [TLE] Exhalation - Wikipedia [PAR] For other uses, see Exhale (disambiguation). Exhalation (or expiration) is the flow 
of the respiratory current out of the organism. In humans it ... The exhaled air isn't 
just carbon dioxide; it contains a mixture of other gases. .... Studies on animals 
have supported this idea and it is possible humans could be linked to it as well. [DOC] [TLE] Oxygen, Carbon Dioxide, and Energy | CK-12 Foundation [PAR] During cellular respiration animal cells combine oxygen with food molecules to 
.... This gas is oxygen-the gas you breathe and which our cells use to produce... [DOC] [TLE] The Carbon Cycle - Windows to the Universe [PAR] Nov 7, 2010 ... In the atmosphere, carbon is attached to oxygen in a gas called carbon ... Carbon 
moves from plants and animals to the ground. ... Each time you exhale, you are 
releasing carbon dioxide gas (CO2) into the atmosphere. Animals and plants

Question: Animals exhale this gas during respiration
Answer: carbon dioxide