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77julia77 [94]
3 years ago
9

. An inoculated thioglycolate medium culture tube is clear throughout the tube except for dense growth at the bottom of the tube

. What is your conclusion?
The organisms are obligate anaerobes.
The organisms are facultative anaerobes.
The organisms are aerotolerant.
The organisms are obligate aerobes.
Biology
1 answer:
tiny-mole [99]3 years ago
7 0

Answer:

The organisms are obligate anaerobes.

Explanation:

  • At the bottom of the tube the level of oxygen is zero thats why the dense growth at the bottom of the tube show obligate anaerobic microorganisms.
  • At the middle of the tube micro-aerophilic microorganisms growth can be observed.
  • At the top of the tube obligate aerobic microorganisms will show their growth.
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