The Enzyme Complex Nitrogenase Catalyzes the Reaction That Reduces Atmospheric

question 20

Multiple Choice

The enzyme complex nitrogenase catalyzes the reaction that reduces atmospheric nitrogen to

• A) N₂.
• B) NH₃.
• C) NO₂.
• D) NO⁺.
• E) NO⁻.

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Definitions:

Coastal Zone

Areas where the land meets the sea, characterized by distinct biological, physical, and social attributes.

Estuary

The tidal mouth of a large river, where the tide meets the stream, creating a highly productive ecosystem that supports diverse species.

Intertidal Zone

The coastal area that is exposed to air at low tide and submerged at high tide, hosting unique and adaptive marine life.

Sphagnum Moss

A genus of approximately 380 accepted species of mosses, known for their role in creating peat bogs and significantly affecting their habitat's ecosystem by retaining water.