PETRI DISH Meaning and
Definition
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A petri dish refers to a round, flat, and shallow glass or plastic dish commonly used in scientific laboratories for culturing, testing, and observing microorganisms or tissue cultures. These dishes are primarily utilized in microbiology and cell biology experiments to provide a controlled environment for the growth and study of cells, bacteria, fungi, viruses, and other small organisms.
Typically, a petri dish consists of a transparent and sterilizable material, allowing researchers to observe the contents without contamination. It is equipped with a lid to prevent airborne contaminants from entering the dish during incubation or observation periods. The dish itself is filled with a solid growth medium, including agar, which contains essential nutrients necessary for microbial or cellular growth.
Scientists often streak or inoculate the surface of the agar in a petri dish with a specific organism or sample to establish isolated colonies or cell cultures. These colonies can then be examined, analyzed, or experimented upon to gather biological or medical data, study antibiotic resistance, biochemical reactions, or better understand cellular behavior and growth. The transparent nature of petri dishes allows researchers to visually assess the growth characteristics, morphologies, and sometimes even the coloration of cells or microorganisms present in the medium.
Overall, a petri dish serves as a fundamental tool in microbiological studies and experiments, providing a controlled and sterile environment necessary for proper cell or microbial cultivation and observation.
Common Misspellings for PETRI DISH
- oetri dish
- letri dish
- -etri dish
- 0etri dish
- pwtri dish
- pstri dish
- pdtri dish
- prtri dish
- p4tri dish
- p3tri dish
- perri dish
- pefri dish
- pegri dish
- peyri dish
- pe6ri dish
- pe5ri dish
- petei dish
- petdi dish
- petfi dish
Etymology of PETRI DISH
The word "petri dish" is derived from the name of its inventor, Julius Richard Petri. He was a German bacteriologist who invented the dish during the late 19th century. The term "petri dish" was coined to honor his contribution to the field of microbiology, and it has since become a standard term used in scientific and laboratory settings.
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