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15 Cards in this Set
- Front
- Back
cell wall is completely separated from inner cytoplasmic membrane?
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gram +
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cell wall and inner membrane are difficult to seperate by chemical means
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gram -
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cell wall only contains trace amounts of lipid
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gram +
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cell wall contains 20-50% lipid mostly in the lipopolysaccharide layer
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gram -
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cell wall may be completely digested by lysozyme to form protoplast bond hydrolyzed is muramic acid
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gram +
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cell wall digestion by lysozyme requires EDTA (chelator) for spheroplast formation
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gram -
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cell wall only contains 2 types of amino acids that occur in large concentrations (D isomers of glutamic acid and alanine)
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gram +
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cell wall contains all 20 naturally occuring L-amino acids includingthe 2 D isomers of glutamic acid and alanine
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gram -
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free teiochic acid present only in this cell wall and is found chemically unbound as free teichoic acid
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gram +
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free teiochic acid is absent in this cell wall and is present in a chemically bound form
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gram -
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a new type of L amino acid related to L lysine
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DAP
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this is almost exclusivly found in bacterial cell walls
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DAP
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this consists of proteins and phospholipids only
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inner cytoplasmic membrane
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this posses all 20 L containing amino acids in gram negative bacteria
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inner cytoplasmic membrane
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where is diaminopimetic acid only found?
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bacterial cell walls
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