Bacteria (unfinished)

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Last updated 4:35 PM on 9/25/26
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27 Terms

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Morphology


the scientific study of form and structure


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Contents of a Bacteria’s Cytoplasm


remainder of the cytoplasm is a “stew” of macromolecules (e.g., tRNA, rRNA, mRNA, proteins, ribosomes)


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What are Inclusion Bodies for?


storage


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What are Polyhydroxybutyrate Granules for?


Carbon Storage


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What are Gas Vesicles for?


Buoyancy Control


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Carboxysomes


location of carbon fixation reaction

RUBISCO


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Magnetosomes


organelles associated with direction finding


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Some ____________ proteins are involved in cell wall synthesis during cell division


cytoskeleton


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MreB


Homolog of actin - microfilaments

bacteria’s version of actin


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FtsZ


Homolog of actin - microtubules

bacteria’s version of tubulin

  • aids in cell division


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missing

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What are the roles of the Plasma Membrane?


  1. Capturing Energy

  2. Holding Sensory Systems

  3. Permeability Barrier (but not stuctural)


<ol><li><p>Capturing Energy</p></li><li><p>Holding Sensory Systems</p></li><li><p>Permeability Barrier (but not stuctural)</p></li></ol><p></p>
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Plasma Membrane Composition


  • usually composed of a phospholipid bilayer w/ embedded proteins

  • hydrophobic core

  • hysrophillic surfaces interact w either the external environment or cytoplasm


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