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Biology

Chapter 3 Vocab

TermDefinition
Light Microscope Pg.51 Light passes through 1+ lenses to produce an enlarged image of a specimen.
Electron Microscope Pg.51 Forms an image of a specimen using a beam of electrons rather than light.
Magnification Pg.51 The quality of making an image appear larger than its actual size.
Resolution Pg.51 A measure of the clarity of an image.
Scanning tunneling microscope Pg.54 Uses a needle-like probe to measure differences in voltage caused by electrons that leak, or tunnel, from the surface of the object being veiwed.
Cell theory Pg.55 1. All living things are made of one or more cells. 2. Cells are the basic units of structure and function in organisms. 3. All cells arise from existing cells.
Cell membrane Pg.56 Cells share common structural features, including an outer boundary.
Cytoplasm Pg.56 The cell membrane encloses the cell and seperates the cell interior.
Cytoskeleton Pg.56 Within the cytoplasm are many structures, often suspended in a system of microscopic fibers.
Ribosome Pg.56 The cellular structures on which proteins are made.
Prokaryote Pg.57 A single-celled organisms that lacks a nucleus and other internal compartments.
Cell wall Pg.57 Surrounding the cell membrane that provides structure and support.
Flagellum Pg.57
Eukaryote Pg.58
Nucleous Pg.58
Organelle Pg.58
Cillium Pg.58
Phospholipid Pg.60
Lipid Bayer Pg.60
Endoplasmic Reticulum Pg.63
Vesicle Pg.63
Golgi apparatus Pg.64
Lysosome Pg.64
Mitochondrion Pg.65
Chloroplast Pg.66
Central vacuole Pg.66
Created by: 100002713707416
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