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Serial dilution technique

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Q: What test is used to further identify unknown gram negative?
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Related questions

What type of gram is H1N1 bacteria gram-positive or gram-negative?

neither...it is a virus, and gram-staining, a microbiology tool, is not used to help identify or classify a virus


Is HIV gram positive or gram negative?

HIV is a virus and, therefore, is neither Gram positive nor Gram negative. The Gram stain is used to identify bacteria as either Gram negative or positive, depending upon the type of cell wall the bacteria has. The Gram stain cannot be used on viruses.


What is the first step in identifying bacteria?

There are many ways to identify an unknown bacteria. The method to identify depends on tools available and setting. A medical setting has different identification process than an educational setting. Both places would usually begin with a gram stain. A gram positive bacteria would appear purple under a microscope, whereas gram negative would appear orange. Another way to identify bacteria would be to choose different agar plates to grow the bacteria. The presence of bacterial growth on different media helps to identify the unknown bacteria.


Are coliforms gram-positive or gram negative?

Gram negative


Is Escherichia coli gram negative or gram positive?

it is Bacillus with gram negative.


Would you try to identify a Gram positive coccus using the Enterotube II?

No, Enterotube II works with Gram-negative microorganisms - if use with Gram-positive will result in infallible data.


Is salmonella typhimurium gram positive?

It is gram negative


Is E. coliK12 gram positive or gram negative?

E. coli is Gram-negative.


Is endospores are gram positive or gram negative?

gram negative


Is cholera gram negative or gram positive?

gram negative


What is the gram stain for cholera?

Gram Negative


Is klebsiella gram positive or negative?

i believe it is a gram bacteria which causes respiratory illness.