The First Step in Nitrogen Fixation Is ________

question 66

Multiple Choice

The first step in nitrogen fixation is ________.

• A) Binding of nitrogen to the Fe-S complex
• B) Binding of nitrogen to the Mo-Fe complex
• C) Transfer of electrons to ferredoxin from NADPH
• D) Conversion of nitrogen to H-N=N-H
• E) Conversion of nitrogen to hydrazine

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Definitions:

Spine

the central support structure of the vertebral column, consisting of vertebrae that extend from the skull to the pelvis.

Trendelenburg Position

A medical position where the patient's legs are elevated higher than the head, often used to improve venous return to the heart.

Feet Elevated

A position in which the feet are raised higher than the rest of the body, often recommended for reducing swelling or improving circulation.

Recumbent

Lying down.