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all environments on Earth that support life |
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All the organisms living in a particular area and the physical components with which the organisms interact |
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the entire arrary of organisms living in a particular ecosystem. |
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All the individuals of a species living in a specific area |
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An indivudal living thing. |
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several organs that cooperate in a specific function |
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a structure that is composed of tissues and that provides a specific function for the organism |
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a group of similar cells that perform a specific function |
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the fundamental unit of life |
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a membrane bound structure that performs a specific function in a cell. |
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a cluster of small chemical units called atoms held together by chemical bonds. |
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