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Cell walls

See cell wall (singular) for definition and additional information.


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Methylene Blue Solution use in staining variety of bacteria?

... 2 groups (gram positive or negative) due to the differences in their cell wall structure. Generally, gram positive bacteria, such as those found ... (Lactobacillus and Streptococcus) are less pathogenic. Their cell walls can be disrupted with penicillin or with lysozyme (an enzyme that our ...

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by scytek
Sun Feb 22, 2015 9:22 am
 
Forum: General Discussion
Topic: Methylene Blue Solution use in staining variety of bacteria?
Replies: 0
Views: 270

Bacterial Taxonomy

... most common method being binary fission. They all have peptidoglycan cell walls , unlike archaea. Deeply Branching Bacteria The major phyla of the deeply branching bacteria ...

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by wildfunguy
Sat Oct 19, 2013 6:12 pm
 
Forum: Microbiology
Topic: Bacterial Taxonomy
Replies: 3
Views: 7207

Cell walls of Fusobacteria

Perhaps a better question is what the walls and membranes of Fusobacteria are like. Is it still basically the thick cell wall characteristic of Gram-positive bacteria? Have they developed an analogous structure resembling ...

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by wildfunguy
Fri Oct 18, 2013 4:38 pm
 
Forum: Microbiology
Topic: Fusobacteria G+C ratio
Replies: 1
Views: 1714

Re: Help with indentifying object - can't narrow to even kingdom

... called a sclerotium. This hard-walled mass protects the dormant cells inside until better conditions for growth return. Inside the sclerotium, ... speed is 1 mm per hour. Slime molds move, and lack chitin in their cell walls. They are now classified as belonging to the Kingdom Protista (Protoctista). ...

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by Sadial
Fri Jul 26, 2013 6:29 pm
 
Forum: General Discussion
Topic: Help with indentifying object - can't narrow to even kingdom
Replies: 2
Views: 6295

plasmodesm and gap junction

The answer I found is that plant cell walls are not permeable to big proteins (more than 30-60 kDa), so they must be passed by plasmodesmata ...

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by mnatashgaran
Mon Apr 01, 2013 7:46 pm
 
Forum: Cell Biology
Topic: plasmodesm and gap junction
Replies: 1
Views: 2520
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