Chapter 5: Cell Structure
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| show | A staining process by which certain bacteria resist decolorization with acid-alcohol
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| show | A polysaccharide derived from marine seaweed that is used as a solidifying agent in microbiology culture media
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| show | an animal having jointed appendages and segmented body
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| Autotrophic | show 🗑
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| Bacillus | show 🗑
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| show | a sudden increase in the number of cells of an organism in an environment
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| show | a liquid containing nutrient for the growth of microorganisms
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| cell membrane | show 🗑
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| cell wall | show 🗑
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| show | a very small, round, pathogenic bacterium visible only with the electron microscope and cultivated within living cells
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| show | A structure in the nucleoid or cell nucleus that carries hereditary information in the form of genes
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| Coccus | show 🗑
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| Colony | show 🗑
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| culture medium | show 🗑
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| show | an oxygen-producing, pigmented bacteria occurring in unicellular and filamentous forms that carry out photosynthesis
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| show | the final portion of a bacterial growth curve in which environmental factors overwhelm the population and induce death
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| show | an organisms, such as a bacterium or fungus, that breaks down dead or decaying matter
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| show | an extremely resistant structure produced by some bacteria
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| show | a growth medium in which special nutrients must be added to get a species to grow
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| show | a cell (organism) containing a cell nucleus with multiple chromosomes, a nuclear envelope, and membrane-bound compartments
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| extreme halophile | show 🗑
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| show | a microorganism that lives in environments such as high temperature, high acidity or high salt
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| show | a long hair-like appendage composed of protein and responsible for motion in microorganisms
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| fluid mosaic | show 🗑
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| genome | show 🗑
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| show | a viscous polysaccharide material covering many prokaryotic cells to aid in attachment to a surface and impart resistance to desiccation
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| show | referring to a bacterial cell that stains red after Gram staining
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| show | referring to a bacterial cell that stains purple after Gram staining
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| show | staining procedure used to identify bacterial cells as gram-positive or gram-negative
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| show | the plotted or graphed measurement of the size of the population of bacteria as a function of time
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| heterocyst | show 🗑
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| heterotrophic | show 🗑
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| hyperthermophile | show 🗑
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| lag phase | show 🗑
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| show | the portion of a bacterial growth curve during which active growth leads to a rapid rise in cell numbers
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| show | a molecule composed of lipid and polysaccharide that is found in the outer membrane of the gram-negative cell wall of bacterial cells
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| Methanogen | show 🗑
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| show | refers to the shape and structure of cells and organisms
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| show | The process by which microorganisms convert nitrogen gas into ammonia
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| show | the chromosomal region of a prokaryotic cell
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| show | a solidifying agent that contains nutrients for microbial growth
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| show | an organism or virus that must get it nutrition from a host cell
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| outer membrane | show 🗑
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| show | a comple molecule of the bacterial cell wall composed of alternating untis of N-acetylglucosamine and N-acetylmuramic acid crossed-linked by peptides
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| show | A metabolic region between the cell membrane and outer membrane of bacterial cells
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| show | A hair-like extension of the plasms membrane found on the surface of many bacterial that is used for cell attachment and anchorage
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| show | A small, closed-loop molecule of DNA apart from the chromosome that replicates independently and carries nonessential genetic information
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| prokaryote | show 🗑
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| ribosome | show 🗑
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| show | A very small bacterial cell generally transmitted by arthropods
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| show | A growth medium that contains ingredients to inhibit certain microorganisms while encouraging the growth of others
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| show | sudden loss of blood pressure and inadequate blood circulation
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| simple stain technique | show 🗑
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| show | A bacterial cell shape characterized by twisted or curved rods
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| show | A twisted bacterial cell with a flexible cell wall containing axial filaments for motility
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| stationary phase | show 🗑
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| teichoic acid | show 🗑
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| show | A poisonous chemical substance produced by an organism
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| vibrio | show 🗑
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