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18 Cards in this Set
- Front
- Back
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biology
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the scientific study of life
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organization
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that which is organised; an organised existance; an organism; specif.
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unicellular
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describes an organism that has only one cell
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multicellular
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consisting of, or having many cells or more than one cell
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homeostasis
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the tendancy of an oraganism or a cell to regulate its internal condiions, usually by a system of feedback controls, so as to stabalize health and functioning regardless
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cell
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the structural functional and biological unit of all organisms
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metabolism
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includes process for cell growth, reproduction, response to enviroment, survival maintenance of cell structure and integrity. It is made up of two categories: catabolism and anabolism.
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development
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The act of developing or disclosing that which is unknown; a gradual unfolding process by which anything is developed, as a plan or method, or an image upon a photographic plate; gradual advancement or growth through a series of progressive changes; also, the result of developing, or a developed state. A new development of imagination, taste, and poetry
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gene
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The fundamental, physical, and functional unit of heredity.
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observation
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An act or the faculty of observing or taking notice: an act of seeing or fixing the mind upon something, an act of recognising and noting measurement of some magnitude with suitable instruments.
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inference
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The logical process of passing from observations and axioms to generalizations; in statistics, the development of generalizations from sample data, usually with calculated degrees of uncertainty.
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hypothesis
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a supposition or tentative explanation for (a group of) phenomena, (a set of) facts, or a scientific inquiry that may be tested, verified or answered by further investigation or methodological experiment
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theory
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In science, an explanation for some phenomenon which is based on observation, experimentation, and reasoning. In popular use, a theory is often assumed to imply mere speculation, but in science, something is not called a theory until it has been confirmed over the course of many independent experiments. Theories are more certain than hypotheses, but less certain than laws.
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magnification
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The amplification of an image by using enlarged views to magnify an area for greater detail.
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resolution
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Complete return to normal structure and function
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compound light microscope
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compound light microscope
an instrument that magnifies small objects so that they can be seen easily by using two or more lenses, one lens to magnify the object and the other lens to magnify the first lens's image |
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scanning electron microscope
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a microscope that produces an enlarged, three-dimensional image of an object by using a beam of electrons rather than light
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transmission electron microscope
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the passing of light or other form of energy through a medium
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