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7.1 terms
7.1
Question | Answer |
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Cells | Basic units of a living organism |
Anton Von Leeuwenhoek | Dutch microscopist who was the first to observe bacteria and protozoa. His researches on lower animals refuted the doctrine of spontaneous generation, and his ... |
Robert Hooke | 1635--1703, English physicist, chemist, and inventor. He formulated Hooke's law (1678), built the first Gregorian telescope, and invented a balance spring for watches |
Cell theory | Theory that all organisms have one than one cells |
Prokaryotes | Unicellular organisms such as bacteria each of which is composed of a prokaryote cells. |
Eukaryotes | Unicellular or multicellular organisms such as plants animals and yeast. |
Eyepiece | the lens or combination of lenses in an optical instrument through which the eye views the image formed by the objective lens or lenses; ocular. |
Objectives | Also called object glass, object lens, objective lens. Optics. (in a telescope, microscope, camera, or other optical system) the lens or combination of lenses that first receives the rays from the object and forms the image in the focal plane of the eyepi |
Nosepiece | the part of a frame for eyeglasses that passes over the bridge of the nose. |
Coarse adjustment | coarse adjustment knob-large, round knob on the side of the microscope used for focusing the specimen; it may move either the stage or the upper part of the ... |
Fine adjustment | fine adjustment knob-small, round knob on the side of the microscope used to fine-tune the focus of your specimen after using the coarse adjustment knob. |
Diaphragm | a porous plate separating two liquids, a semipermeable membrane. |
Stage | microscope stage - a small platform on a microscope where the specimen is mounted for examination. stage ยท platform - a raised horizontal surface; "the ... |