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Cells And Microscope
JC Chapter 2
Term | Definition |
---|---|
Cells | Is what living things are made up of |
Cell Wall | Found outside the cell membrane in plant cell |
Nucleus | The part of the cell that controls the cells activities |
Tissues | A group of similar cells which carry out the same function |
An Organ | A structure that contains two or more tissues working together |
A system | A number of organs working together |
Microscope | is used to view objects which are too small to be seen with a naked eye |
Eyepiece lens | Magnifies the objects |
Focus knobs | Allows the image to be seen clearly |
Nosepiece | Allows the use of the different lenses located on the nosepiece |
Objective lens | Located on the nosepiece. Each lens gives a different magnification . |
Stage | Holds the glass slide in place to view object. |
Mirror | Used to reflect the light up through the object. |