Natural Science Forum / Biology / Microbiology / June 2009

Dear all hope you all fine and doing well
I want to prepare a glycerol stock for bacteria and fungi, and I want to know if there are different techniques  for each,
the second point is I did not have a -80 degrees freezer only -30 which I have, so it is possible to use it for the ...

what is laccase enzymes? the sources of it i occurrence in microbes
and uses

I'm looking for a microscope for my almost 7 y/o daughter so don't
want to spend a lot of money.  In the sub-$100 range I found two;
My First Lab Duo-Scope Microscope by C&A Scientific
My First Lab Microscope MFL-02 by Scientific Inc

If salmonella is naturally found in the human intestine, then why does
salmonella also cause sickness?