Laboratory Experiments in Microbiology (12th Edition) (What's New in Microbiology)
Laboratory Experiments in Microbiology (12th Edition) (What's New in Microbiology)
12th Edition
ISBN: 9780134605203
Author: Ted R. Johnson, Christine L. Case
Publisher: PEARSON
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Chapter 12, Problem 1Q

What is the purpose of peptone in the media?

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Summary Introduction

To describe:

The purpose of peptone in media.

Introduction:

The peptone is a mixture of amino acids and different proteins. This is generally obtained from breaking down the milk, animal tissues and plants.

Explanation of Solution

The microbial growth requires different types of nutrients. The constitution of the nutrient media is designed in such a way that it contains all the vital supplements required for the growth of the organism in a specific condition.

The peptone is made up of animal tissue extracts and plant products. It is rich in protein and amino acid content. The growth of microbes require amino acids and different types of protein, hence, the peptone provides the required amino acids.

Conclusion

The peptone provides the amino acid and proteins for the growth of microbes.

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