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Definition
| Nutrition is all the activities by which an organism obtains materials from the environment and processes them for its own use. |
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Definition
| Ingestion is the taking in of food. |
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Definition
| Digestion is the breakdown of large, insoluble food molecules into smaller, soluble molecules that can be absorbed and used by the organism. |
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Definition
| Egestion is the removal or elimination of undigested food materials from the organism. |
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Term
| The life process "transport" involves what two processes? |
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Definition
| Transport involves absorption and circulation. |
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Term
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Definition
| Absorption is the process by which end products of digestion and other dissolved substances are taken into the cells and fluids of the organism. |
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Definition
| Circulation is the distribution of materials within an organism. |
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Definition
| Respiration is the process by which energy is obtained from the breakdown of food and stored in a form that can be used to carry on life activities. |
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Definition
| Excretion is the removal from the organism of waste substances produced in the cells as a result of their life activities. |
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Definition
| Synthesis is all the chemical reactions by which large molecules are produced from smaller molecules within the organism. |
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Definition
| regulation is the control and coordination of all the various activities of anorganism in order to maintain homeostasis. |
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Definition
| Growth is the increase in size and/or number of cells of an organism. It uses the products of synthesis. |
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Definition
| Reproduction is the production of new individuals. It is not necessary for the life of a single organism but is necessary for the continued existence of a particular kind of organism. |
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