scientific definition of metabolism
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metabolism Definition of metabolism for Students. : the processes by which a living organism uses food to obtain energy and build tissue and disposes of waste material.
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Regulation And Malfunction Of Metabolic Processes Biology Essay Metabolism is many coordinated chemical reactions occurring within a cell of an organism to sustain life (Berg et al. 2006). Obtaining nutrients, generating wastes, growing, reproducing, adapting to different environments are all chemical processes that occur in a human body to maintain a living state (Deborah, 2009).
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Metabolism Things to remember. Metabolism refers to the countless chemical processes going on continuously inside the body that allow life and normal functioning. The amount of kilojoules your body burns at any given time is affected by your metabolism.
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What is Metabolism? The term metabolism, derived from the Greek language, simply means change or transformation. It relates to various processes within the body that convert food and other substances into energy and other metabolic byproducts used by the body. It is a necessary function that allows our bodies to use food and other resources to maintain the working parts, repair damage, heal injury and rid the body of toxins.
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Oxygen Required for Metabolism Oxygen Required for Metabolism. Metabolism is a generic term for all the chemical reactions that break down or burn food to provide energy for the operation of an organism. The word burn is used advisedly, because the energy yield from a food in the human metabolic process is comparable to the energy obtained by actual combustion.
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Metabolism: Definition & Overview Or, how about someone who tries to lose weight, yet cannot seem to drop the pounds? We often blame metabolism for these two phenomena. Yet the concept of metabolism is one that is often poorly understood. Metabolism is defined as the sum of all of the chemical reactions within the human body. This includes any chemical process by which a substance is broken down, produced, or chemically modified. Metabolism is often described in terms of food and nutrient use within the body, primarily because it is simpler to understand.
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- Metabolism is the sum total of all the chemical reactions in the body, plus the sum total of all our thoughts, feelings, beliefs, and experiences.
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Metabolism, Human Metabolism, Human. Metabolism means the sum of all chemical changes in a cell or the body of an organism. It has two subdivisions: catabolism and anabolism. Catabolism (from the Greek cata, meaning down) consists of all those reactions in which large molecules are broken down into smaller ones, with a release of energy from their chemical bonds.
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- Metabolic: Relating to metabolism, the whole range of biochemical processes that occur within us (or any living organism).Metabolism consists of anabolism (the buildup of substances) and catabolism (the breakdown of substances).The term metabolic is often used to refer specifically to the breakdown of food and its transformation into energy.etabolism consists of anabolism (the buildup of substances) and catabolism (the breakdown of substances). The term metabolic is often used to refer specifically to the breakdown of food and its transformation into energy.
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Microbial metabolism Microbial metabolism. Microbial metabolism is the means by which a microbe obtains the energy and nutrients (e.g. carbon) it needs to live and reproduce. Microbes use many different types of metabolic strategies and species can often be differentiated from each other based on metabolic characteristics.
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Protein Metabolism Protein metabolism. The transformation and fate of food proteins from their ingestion to the elimination of their excretion products. Proteins are of exceptional importance to organisms because they are the chief constituents, aside from water, of all the soft tissue of the body.
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- So in the spirit of furthering science and making nutrition and health a lot more interesting, let’s take a look at the old definition of metabolism, and come up with a newer one that’s more crispy and fresh. Here’s the basic, undisputed classic textbook definition of metabolism: Metabolism is the sum total of all the chemical reactions in the body. Are you surprised it’s that simple? Of course, we can talk about the metabolism of such specific tissues as the liver and thyroid. We can talk about the metabolism of specific substances such as cholesterol.
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Metabolism and energy Metabolism and energy. Metabolism: chemical reactions in cells. Countless chemical reactions take place in cells and are responsible for all the actions of organisms. Together, these reactions make up an organism's metabolism. The chemicals taking part in these reactions are called metabolites. In all reactions: chemical bonds in the reacting molecules are broken; this takes in energy.
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What is the definition of metabolism in biology? Very nice: Metabolism is the set of life-sustaining chemical transformations within the cells of living organisms (see Iyswarya Pichu). But it also includes pathways that may be pathological in some sense or another. For example, apoptosis is a metabolic path that causes programmed cell death.
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Supporting Anabolic Metabolism Metabolism can be simply defined as the set of biochemical processes that occur in an organism to sustain life. It can then be divided into two categories, processes that break down (catabolic) and processes that build up (anabolic).
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Metabolism metabolism. 1. the sum of all the physical and chemical processes by which living organized substance is produced and maintained (anabolism), and also the transformation by which energy is made available for the uses of the organism (catabolism). 2. biotransformation .metabol´ic,
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- Metabolism is usually divided into two categories: catabolism, the breaking down of organic matter by way of cellular respiration, and anabolism, the building up of components of cells such as proteins and nucleic acids. Usually, breaking down releases energy and building up consumes energy.
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metabolism The chemical processes by which cells produce the substances and energy needed to sustain life. In metabolism, organic compounds are broken down to provide heat and energy, while simpler molecules are used to build complex compounds like proteins for growth and repair of tissues.
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metabolism metabolism. sum of all biochemical processes involved in life. Two subcategories of metabolism are anabolism, the building up of complex organic molecules from simpler precursors, and catabolism catabolism, subdivision of metabolism involving all degradative chemical reactions in the living cell.
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respiration 2. : the physical and chemical processes (as breathing and diffusion) 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.
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What does metabolism mean? What does metabolism mean? answer Metabolism refers to all of the physical and chemical processes in the body that occur when food is broken down, energy is created and wastes are produced. From: Glossary of Diabetes Terms WebMD Medical Reference
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What is the definition of metabolism in biology? The word metabolism can also refer to all chemical reactions that occur in living organisms, including digestion and the transport of substances into and between different cells, in which case the set of reactions within the cells is called intermediary metabolism or intermediate metabolism.etabolism is usually divided into two categories: catabolism, the breaking down of organic matter by way of cellular respiration, and anabolism, the building up of components of cells such as proteins and nucleic acids. Usually, breaking down releases energy and building up consumes energy.
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metabolism Two subcategories of metabolism are anabolism, the building up of complex organic molecules from simpler precursors, and catabolism catabolism, subdivision of metabolism involving all degradative chemical reactions in the living cell.
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A general overview of the major metabolic pathways Metabolism is the set of chemical rections that occur in a cell, which enable it to keep living, growing and dividing. Metabolic processes are usually classified as: 1  catabolism-obtaining energy and reducing power from nutrients. 2  anabolism-production of new cell components, usually through processes that require energy and reducing power obtained from nutrient catabolism.
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metabolism The chemical processes by which cells produce the substances and energy needed to sustain life. In metabolism, organic compounds are broken down to provide heat and energy, while simpler molecules are used to build complex compounds like proteins for growth and repair of tissues. Many metabolic processes are brought about by the action of enzymes.
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METASTASIS (metastases) fat metabolism-a metabolic process that breaks down ingested fats into fatty acids and glycerol and then into simpler compounds that can be used by cells of the body.