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15 Cards in this Set
- Front
- Back
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cell
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basic unit of all forms of life
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compound light microscope
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optical instrument forming magnified images
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cell theory
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all living things are made up of cells
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electron microscope
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microscope with a high magnification employing electron beams in place of light, uses electron lens
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organelle
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specialised structure that preforms important cellular functions within a cell
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prokaryote
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unicellular organism that lacks a nucleus
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eukaryote
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organism who's cell contains a nucleus
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nucleus
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Center of an atom containing protons and electrons, controls dna
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plasma (cell) membrane
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thin flexible barrier that surrounds all cells
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selectively permeability or selectively permeability
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property of biological membranes that allow some sublances to pass across/others can't
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phospholipids
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lipid containing a phosphate group in its molecule (ex lecithin)
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fluid mosaic model
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molecule that describes the structure of cell membranes
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transports proteins
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serves as the function of moving other materials within an organism
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cell wall
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strong supporting layer around the cell membrane
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chromatin
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substance found in eukaryotic chromosomes that consist of dna tightly coiled around histones
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