Nitrogenase enzyme complex catalyzes the molecular nitrogen fixation, this enzyme not only fixes nitrogen but also perform other reactions given below. Which one is not performed by nitrogenase?

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#Question id: 12700

#Unit 7. System Physiology – Animal

A young man is found comatose, having taking an unknown number of sleeping pills an unknown time before. An arterial blood sample yields the following values: pH = 7.02, HCO3− = 14 mEq/L, and PCO2 = 68 mm Hg. This patient’s acid–base status is most accurately described as

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#Question id: 31171

#Unit 7. System Physiology – Animal

Which of the following plays a key role in the initiation and regulation of the action potential?

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#Question id: 5364

#Unit 8. Inheritance Biology

The inheritance of a given disorder is recorded in families shown below: Based on the above limited information, which one of the following inheritance patterns of disorder was not shown in the family?

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#Question id: 33366

#Unit 1. Molecules and their Interaction Relevant to Biology

An antibody binds to an antigen with a Kd of 5 X10^-8 M. At what concentration of antigen will θ be 0.8

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#Question id: 19832

#Unit 12. Applied Biology

The single component system is based on the expression of a toxic polypeptide in response to