Loading [MathJax]/extensions/mml2jax.js
Skip to main content
Library homepage
 

Text Color

Text Size

 

Margin Size

 

Font Type

Enable Dyslexic Font
Biology LibreTexts

Search

  • Filter Results
  • Location
  • Classification
    • Article type
    • Author
    • Embed NoteBene
    • Cover Page
    • License
    • Show TOC
    • Transcluded
    • Annotation System
    • Number of Print Columns
    • PrintOptions
    • Print CSS
    • OER program or Publisher
    • Autonumber Section Headings
    • License Version
  • Include attachments
Searching in
About 1 results
  • https://bio.libretexts.org/Courses/Portland_Community_College/Cascade_Microbiology/01%3A_An_Invisible_World/1.1%3A_What_Our_Ancestors_Knew
    Microorganisms (or microbes) are living organisms that are generally too small to be seen without a microscope. Throughout history, humans have used microbes to make fermented foods such as beer, brea...Microorganisms (or microbes) are living organisms that are generally too small to be seen without a microscope. Throughout history, humans have used microbes to make fermented foods such as beer, bread, cheese, and wine. Long before the invention of the microscope, some people theorized that infection and disease were spread by living things that were too small to be seen. They also correctly intuited certain principles regarding the spread of disease and immunity.

Support Center

How can we help?