A spore is like a seed for fungal or bacterial organisms. Spores are resistant structures that may be adapted for dispersal and for survival, often for extended periods of time, in unfavorable conditions.
The term “spore” derives from the Greek word σπόρος which means “seed”.
Old engraved illustration of the Bacillus of ordinary putrefaction 
Anthrax bacteria, computer illustration. Anthrax bacteria (Bacillus anthracis) are the cause of the disease anthrax in humans and livestock. They are Gram-positive spore producing bacteria arranged in chains (streptobacilli). Many cells have a central spore (dark orange).
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