Multiple Choice
Which of the following methods would be best for sterilizing a sample of a heat-sensitive solution?
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1. Introduction to Microbiology
Introduction to Microbiology
Multiple Choice
Which of the following statements about contagion is false?
A
Contagion is a key concept in understanding the spread of infectious diseases.
B
Contagion can occur through direct contact, airborne particles, or contaminated surfaces.
C
Contagion refers to the transmission of infectious agents from one individual to another.
D
All microorganisms are capable of causing contagion.
Verified step by step guidance1
Step 1: Understand the definition of contagion. Contagion refers to the transmission of infectious agents (such as bacteria, viruses, fungi, or parasites) from one individual to another, often leading to the spread of disease.
Step 2: Review the common modes of contagion. These include direct contact (touching an infected person), airborne transmission (inhalation of droplets or particles), and indirect contact (touching contaminated surfaces).
Step 3: Analyze the given statements one by one to determine their truthfulness based on the definition and modes of contagion.
Step 4: Focus on the statement 'All microorganisms are capable of causing contagion.' Consider that not all microorganisms are pathogenic or transmissible between individuals; many are harmless or beneficial and do not cause disease or spread contagion.
Step 5: Conclude that the false statement is the one claiming all microorganisms cause contagion, because only certain pathogenic microorganisms have the ability to spread infectious diseases.
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