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JIPMER 2014
Exam
JIPMER
Year
2014
Subject
Botany
Chapter
Mineral Nutrition

JIPMER 2014 · Botany · Mineral Nutrition

Which of the following is responsible for biological...

Which of the following is responsible for biological nitrogen-fixation?

Options

  1. ANife gene
  2. BNitrogenase
  3. CYeast alanin tRNA synthetase
  4. DRNA synthetase

Correct answer

A. Nife gene

Step-by-step solution

Azo tobacterk and clostrodium are free livingnitrogen fixing are microorganisms. VAM is symbiotic relationship between fungi and higher plants. Nif gene is responsible for biological nitrogen-fixation, which directs the synthesis of nitrogenase enzyme.
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