Microbiological Culture Media Lab 3

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Questions and Answers

What is the main challenge faced by microbiologists today regarding culturing microorganisms?

Most microorganisms in nature have yet to be cultured.

What is a culture medium in microbiology?

Nutrients prepared for microbial growth.

What are the essential factors for microorganism growth on culture media?

Proper nutrients, availability of gases, moisture, appropriate pH, and proper temperature relations.

What are some of the available sources required in a satisfactory microbiological culture medium?

<p>Carbon, nitrogen, inorganic phosphate and sulfur, trace metals, water, and vitamins.</p> Signup and view all the answers

What percentage of bacteria are culturable and non-culturable?

<p>1% are culturable and 99% are non-culturable.</p> Signup and view all the answers

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