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Definition
| materials of different densities separated from each other by suspending them in a liquid |
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| any technique that separates substances in a mixture on the basis of there chemical properties |
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Definition
| a microscope with two lenses |
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Definition
| an experiment with no changed factor |
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Definition
| a technique for separating substances that contains particles that have an electrical charge |
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Definition
| duplicates in which a single factor is changed but not the other |
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Definition
| a device that allows us to see small objects by enlarging them |
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Definition
| the mirror and diaphragm in a microscope |
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Definition
| the mirror and diaphragm in a microscope |
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Definition
| the ratio of the image size to the biggest size |
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| dissecting using tiny instruments |
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| lenses of a compound instrument |
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| phase-contrast microscope |
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Definition
| being able to see specimens without straining |
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Definition
| show two points that are close together as seperate |
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Term
| Scanning electron microscope |
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Definition
| as an electron microscope that uses a beam that is focused on one point and passed back and fourth over the surface of a specimen |
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Definition
| a statement that describes some aspect of a phenomenon that is always true |
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| a universal approach to scientific problems formulating and testing the hypothesis and recording and reporting observations |
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| identifying and quantifying a substance by measuring the amount of a light at different wavelengths that it absorbs |
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Definition
| used for studying external structure of specimens |
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Definition
| explanations based on facts that apply to a broad range of phenomena |
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Definition
| a technique of maintaining living cells in a culture medium outside the body |
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| Transmission electron microscope |
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Definition
| a microscope that uses electron beams and electromagnetic lenses |
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Definition
| a single factor that is changed in a controlled experimnet |
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