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8 Cells & Microscope
| Prompt | Answer |
|---|---|
| Raises and lowers stage to focus specimen | Coarse focus Knob |
| Focuses specimen | Fine focus Knob |
| Allows objective lenses to be switched | Nosepiece |
| Magnifies image | Objective and Eyepiece Lenses |
| Where slide sits | Stage |
| Which lens should you use when you first focus on a specimen? | Lowest objective lens |
| Which lens should be in place when you complete using the microscope? | Low power |
| Explain why you only use coarse focusing when using the lowest power objective? | Because the slide may hit the objective and break the slide |
| Control center | Nucleus |
| Physical boundary of cell; controls what comes in and leaves the cell | Plasma/cell Membrane |
| Chemical reactions occurs here | Cytoplasm |
| Powerhouse of the cell | Mitochondria |
| Structural layer that surrounds plant cells | Cell wall |
| Site for photosynthesis | Chloroplasts |
| Light trapping pigment that makes plants green | Chlorophyll |