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en.wikipedia.org/wiki/Decomposition

Decomposition is the process by which organic substances are broken down into simpler matter. The process is a part of nutrient cycle and is essential for recycling the finite matter that occupies physical space in the biosphere. Bodies of living organisms begin to decompose shortly after death. ... Decomposition begins at the moment of death, caused by two factors: ...

www.bbc.co.uk/schools/gcsebitesize/science/aqa/energy_biomass/thecarboncyclerev1.shtml

Materials from living things decay because they are digested (broken down) by microorganisms. These microorganisms cause decay by releasing enzymes that  ...

www.bbc.co.uk/schools/gcsebitesize/science/add_gateway_pre_2011/greenworld/decayrev1.shtml

Fungi are often larger organisms that include moulds and mushrooms. They both cause decay by releasing enzymes which break down compounds in their food ...

www.bbc.co.uk/schools/gcsebitesize/science/add_ocr_gateway/green_world/decayrev1.shtml

Bacteria are single-celled microscopic organisms. Fungi are often larger organisms that include moulds and mushrooms. They both cause decay by releasing ...

profmattstrassler.com/articles-and-posts/particle-physics-basics/why-do-particles-decay/most-particles-decay-why

Why do most particles disintegrate [the technical term is ``decay''] into other ... Particle decay is to particles as “dissipation” is to waves, which is something with .... that particle decay increases entropy (a tiny bit), this is a symptom, not a cause .

wonderopolis.org/wonder/why-does-food-rot

What causes these changes within foods? ... of food, as well as within any cracks or holes in the surface of the food, further contributing to increased decay.

drgershberg.com/top-10-causes-tooth-decay

Jan 21, 2014 ... Dr. Gershberg explores the top 10 causes of tooth decay, from avoiding ... you more than likely think of “candy” and things like that, when in fact, ...

treesforlife.org.uk/forest/forest-ecology/decomposition-and-decay

Decomposition and decay are vital processes, playing an essential role in the ... quite negatively, with the former mainly associated with things that are rotten, have .... the action of bacteria inside the corpse causes putrefaction and swelling of ...

science-at-home.org/kid-question-rotting

Jun 4, 2010 ... There are two different things happening when something rots, this video shows both of them. Rotting is actually an important thing that is ...

www.sciencefocus.com/article/nature/why-don%E2%80%99t-living-things-rot

Apr 21, 2016 ... All living things are under continual attack from bacteria and fungi but they are ... If a microorganism manages to gain a foothold somewhere, cells die and the body begins to decompose. ... What causes sleep paralysis?