Multiple choice

Who proved that sulphur bacteria use Hydrogen sulphide in place of water and carbon dioxide to synthesize carbohydrates?

  1. C.B. Van Niel

  2. Nicolas De Saussure

  3. Ruben and Kamen

  4. Robert Hill
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A Correct answer
Explanation

By studying green sulfur and purple sulfur bacteria he was the first scientist to demonstrate that photosynthesis is a light dependent redox reaction in which hydrogen from an oxidizable compound such as hydrogen sulphide reduces carbon dioxide to carbohydrates.

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