| Front | Back | 
| 
								Microscope that allows light rays to pass directly through to the eye without being deflected by an intervening opaque plate									 | 
								Brightfield Microscope									 | 
| 
								Horizontal platform that supports the microscope slide									 | 
								Stage									 | 
| 
								10x lens									 | 
								Low power									 | 
| 
								40x lens									 | 
								High dry									 | 
| 
								100x lens									 | 
								Oil immersion									 | 
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								Part of the lens system located under the stage that collects and directs the light from the lamp to the slide being studied									 | 
								Condenser									 | 
| 
								Regulates the amount of light that reaches the slide									 | 
								Diaphragm									 | 
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								Lens' ability to completely separate two objects in a microscopic field									 | 
								Resolving power									 | 
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								Special oil that has the same refractive index as glass. It limits the loss of light due to refraction									 | 
								Immersion oil									 | 
| 
								Image will remain in focus when changing from a lower-power objective lens to a higher-power lens									 | 
								Parfocal									 | 
| 
								What is the cell wall composed of?									 | 
								Peptidoglycan									 | 
| 
								Where is the genetic material of bacteria located?									 | 
								Supercoiled, circular DNA molecules that reside in the cell cytoplasm									 | 
| 
								Curved rod-shaped bacteria that are motile using axial filaments that rotate in a spiral motion									 | 
								Spirochaetes									 | 
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								Sphere shaped bacteria. They are not motile and found in singles, masses of four called tetrads, or irregular mases									 | 
								Cocci									 | 
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								Bacilli									 | 
								Rods									 |