Multiple choice

The most common mode of nutrition in prokaryotic microbes is

  1. chemoheterotroph

  2. chemoautotroph

  3. photoheterotroph

  4. photoautotroph

  5. nitrification
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A Correct answer
Explanation

Chemoheterotroph is the most common nutritional mode in prokaryotes. They use organic molecules as an energy source (for example, sugar) and use organic molecules as a carbon source (for example, proteins, sugars, fats, nucleic acids, etc.).

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