Chapter 21, Problem 16Q

Summary Introduction

Introduction:

Microorganisms are a living microscopic organism like bacteria, fungi, protozoa, and viruses which are present either in the form of single-celled or clusters of cells. The human body is occupied with various nonpathogenic strains of normal microflora which prevents the entry of pathogenic microbes. Any deviation of the normal living condition of microflora results in their reduction of their population that could lead to various diseases.