A device that removes wastes and adds fresh medium to bacterial cultures in order to prolong the log phase of a culture is called a(n)

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The device that removes wastes and adds fresh medium to bacterial cultures in order to prolong the log phase of a culture is called a chemostat. A Coulter counter is a device used to count cells, while a cytometer is a more general term for any device used for counting cells or particles. A spectrophotometer is used to measure the amount of light absorbed by a culture, which can be used to estimate cell density. A pellicle is a type of biofilm that forms at the surface of a liquid culture.

A Device That Removes Wastes and Adds Fresh Medium to Bacterial