Chapter 1,Part A The Microbial World And You
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings B.E Pruitt & Jane J. Stein Chapter 1, Part A The Microbial World And You
Microbes in Our Lives 。 Microorganisms are organisms that are too small to be seen with the unaided eye. ·“Germ”refers to a rapidly growing cell
Microbes in Our Lives • Microorganisms are organisms that are too small to be seen with the unaided eye. • “Germ” refers to a rapidly growing cell
Microorganisms: Decompose organic waste Are producers in the ecosystem by photosynthesis Produce industrial chemicals such as ethyl alcohol and acetone Produce fermented foods such as vinegar,cheese, and bread
• Decompose organic waste • Are producers in the ecosystem by photosynthesis • Produce industrial chemicals such as ethyl alcohol and acetone • Produce fermented foods such as vinegar, cheese, and bread Microorganisms:
Microorganisms: Sporangia Bacteria (b) HIVs Food particle Pseudopods (e) d (e】 Figure 1.1
Microorganisms: Figure 1.1
Microorganisms: Produce products used in manufacturing (e.g., cellulase)and treatment (e.g.,insulin) A few are pathogenic,disease-causing
• Produce products used in manufacturing (e.g., cellulase) and treatment (e.g., insulin) • A few are pathogenic, disease-causing Microorganisms: