So that you can be sure that the results are due only to one specific species.
A blood culture
The purpose is to isolate a pure culture of bacteria from a mixed culture of bacteria.
The substance is Agar or Agar-Agar
It is important for someone who works with bacteria to have a genetically identical bacterial colony so they can test different things on one type of bacteria. Making observations on that one colony is valuable for visual research and identification of that microorganism.
The culture which contain an organism (bacterial colony) which you are required to grow in a broth media that is a media lacking solidifying agent agar. A pure culture should not contain other bacterial or fungal cells in it except the required or cultured one
Bacterial culture. Fungal culture. Viral culture
is it accurate to use a 3 day old bacterial culture
A bacterial culture containing a single species of organism is referred to as pure or axenic.
is it accurate to use a 3 day old bacterial culture
It's a bacterial culture.
Yes it is. The bacterial culture is the same.
yes.
A blood culture
it depends on the bacterial capsule, some grows on glucose, some grow on carbondioxide and low iron(LIM culture).
the amount of virus required to kill 50% of infected host or to produce cytopathic effect in 50% of inoculated tissue culture cells
The culture which contain an organism (bacterial colony) which you are required to grow in a broth media that is a media lacking solidifying agent agar. A pure culture should not contain other bacterial or fungal cells in it except the required or cultured one
motility