0
A mixed culture is a container that holds two or more identified and easily differentiated species of microorganisms. A contaminated culture was once pure or mixed (and thus a known entity) but since had contaminants (unwanted microbes of uncertain identity) introduced into it.
Still curious? Ask our experts.
Chat with our AI personalities
Ross
Lao
CoachA mixed culture contains multiple known strains of microorganisms intentionally combined for specific purposes, while a contaminated culture has unwanted or unintended microorganisms present. Mixed cultures are intentionally created for research or industrial applications, while contaminated cultures are unintentionally contaminated and can compromise experimental results.
Add your answer:
Earn +20 pts
Why obtain pure culture of bacteria from a mixed culture?
i obtain pure culture of bacteria from a mixed culture for obtain pure one bacterial culture
Would it be acceptable to use a mixed culture for the Kirby Bauer test?
It is not recommended to use a mixed culture for the Kirby Bauer test as it can lead to inaccurate results. The test requires isolates of pure single colonies to ensure that the susceptibility results are reliable. Using a mixed culture could interfere with the interpretation of the zone of inhibition.
What does mucky pint mean?
A "mucky pint" typically refers to a beer that is unappealing or has a cloudy, dirty appearance, often due to poor filtration or excessive sediment. It can also denote a drink that has been contaminated or mixed with unwanted substances. The term is often used in a colloquial or humorous context, particularly in pub culture.
Why is it necessary to isolate individualcolonies from a mixed growth?
Isolating individual colonies helps ensure that each colony comes from a single bacterial cell, allowing for the study of pure cultures. This is important in microbiology for accurately identifying and characterizing different bacterial species present in the mixed growth. Additionally, isolating colonies allows for the performance of specific tests or experiments on individual bacterial isolates.
Why is the culture broth continually mixed?
Culture broth is continually mixed to ensure uniform distribution of oxygen and nutrients, as well as to prevent sedimentation of cells or particles. This mixing promotes optimal growth conditions for the microorganisms in the broth, leading to higher productivity in fermentation processes.
