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Cell Structure and Transport

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Across
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Used to view cells
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Movement of substances across a membrane from a high to low concentration. No energy needed.
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Fatty substance making up most of the cell membrane
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Found within the cell membrane and sometimes forming channels
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Contains cell sap
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Movement of substances across a membrane against a concentration gradient. Requires energy.
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Describes the cell membrane
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Involved in protein synthesis
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Site of the cells energy production through aerobic respiration
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Diffusion of water
Down
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Found in a plant cell. site of photosynthesis
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Contains genetic material and controls the cell activities
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Used to multiply the magnification of the eyepiece lens
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Unicellular organisms use this to control water content
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Chemical reactions take place here
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Found in plant and bacterial cells
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Unit of energy in cells
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The cell wall is made of this
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Circular genetic material found in bacteria
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Cell size is measured in this