DISEASE EMERGENCE AND RE-EMERGENCE
Can you determine what the major difference is between the leading cause of death in the 1890s to 1990s?
Microorganisms and Disease Chapter 1 Lesson 5. Microorganisms Microorganisms are organisms that are microscopic, or too small to be seen with just the.
Brainstorm and record: What were some of the leading causes of death 100 years ago? What are the leading causes of death today?
Streptococcus bacteria. Microbes are microscopic organisms—too tiny to see without a microscope. They are abundant on Earth. They live everywhere—in air,
