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miatscience
science vocab words chapter 3
| Question | Answer |
|---|---|
| a complete living thing | organism |
| the tiny, living, structural, and functional unit of all living things; the smallest unit that can be alive. | cell |
| all the material, except the nucleus, inside a cell. | cytoplasm |
| a living thing composed entirely of one cell. | unicellular organism |
| a living thing that is composed of more than one cell and whose individual cells are not normally able to live singly apart from the organism | multicellular organism |
| a group of similar cells that together perform a specific function. | tissue |
| a living thing that is composed of a group of similar cells living together; each cell is capable of living individually. | colonial organism |
| the ability to do work. | energy |
| a characteristic produced when organized systems of non-living substances use energy and maintain the characteristics of living things. | physical life |
| man's relationship with God. | spiritual life |
| the theroy that all living things are made up of microscopicunits called cells and that cells carry on the functions of living things. | cell theroy |
| the smallest unit existing as a particular substance. | molecule |
| a substance that contains only carbon, hydrogen, and oxygen, e.g., sugar or starch. | carbohydrate |
| a substance made of long chains of amino acids; may serve as an enyzme or as a cellular building block; found in certain foods. | protein |
| a molecule that contains the genectic information of a cell; DNA and RNA are the main types. | nucleic acid |
| a substance such as fat or oil; not soluble in water; an important component of membranes. | lipid |