B1.1 - Key Words
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Last updated 7:47 AM on 4/27/23
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14 Terms
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Cell
Smallest functional unit in an organism. Cells are the building blocks of life
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Cell membrane
Subcellular structure that controls which substances can move in and out of the cell, has receptors on the cell surface membrane
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Cell wall
Subcellular structure that surrounds the cell, providing support
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Chloroplast
Subcellular structure where photosynthesis takes place
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Cytoplasm
A ‘jelly-like’ substance found in cells, where all the chemical reactions take place
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Electron microscope
A microscope which uses electrons to produce an image
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Eukaryotic cell
Cell whose genetic material is contained within the nucleus
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Flagellum
A ‘tail-like’ structure which allows cells to move
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Mitochondria
Subcellular structure where respiration takes place
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Nucleus
Subcellular structure that controls the cell, and contains genetic material
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Plasmid
A circular ring of DNA found in a bacterial cell
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Prokaryotic cell
Cell without a nucleus, whose genetic material is found within the cytoplasm
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Resolution
A measure of the smallest object which can be seen using an instrument
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Vacuole
Subcellular structure that contains cell sap and helps to keep the cell firm
