A subdivision of microbiology dedicated to the study of bacteria.

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Is there a natural defense against an increase in E.Coli level in natural water systems?

I was recently on an Oceanology coliform collection vessel in the Long Island Sound and I found out that human waste contains E.Coli and when not properly treated the bacteria can run off or ...
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how to measure sugar concentration in growth medium

I am growing up bacteria in a flask and was wondering how do I track the changes of sugar concentration from the growth medium in the flask. Thanks for the help
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What causes the odor when a container is sealed with moisture inside?

I'm not sure if this is a biology or chemistry question since I don't know the cause of it (though I think it is bacteria or fungal related). I'm just wondering what creates that awful odor when a ...
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56 views

Prepare Mueller-Hinton agar at home

I'm doing a self science project, it's easy if i have a lot of money to buy a Mueller-Hinton agar bottle from Ebay for about 110$ (include shipping cost). The main problem is it is very expensive for ...
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72 views

Replication of DNA in E. coli: what are DARS and RIDA?

I understand what is DnaA, its role in replication and the fact that it's only active when binding ATP. I don't understand what are DARS and RIDA and how they control the amount of DnaA-ATP:DnaA-ADP
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I don't wash my hands and never get sick. Any theories? [closed]

I have only been sick a few times in my life(I'm 21 and probably 3-4 times) and even when I am sick I don't feel that bad and I am over it within a day or two. My family has always given me slack for ...
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136 views

Gene transfer between Gram positive and Gram negative bacteria?

How does transfer of genetic material occur between Gram positive and Gram negative bacteria?
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Nature of plasmids [closed]

What are the plasmids composed of?? Genomic DNA or non-genomic DNA ? I think, the answer should be "genomic DNA"...but am not too sure...