What Would Happen If Mitochondria Were Treated with a Proton

question 77

Multiple Choice

What would happen if mitochondria were treated with a proton gradient uncoupler,such as 2,4-dinitrophenol?

• A) Electron transfer would stop.
• B) Complex I would become reduced, and complexes III and IV would become oxidized.
• C) Protons would be pumped by the mitochondrial electron transport chain, although no ATP would be synthesized.
• D) Reducing equivalents, in the form of NADH, would no longer be consumed.

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Definitions:

Light Receptacles

Devices designed to connect light bulbs with the electrical system, providing a secure physical and electrical connection.

Office Buildings

Structures designed and used to house the operations of businesses, government agencies, and professional services, often comprising multiple floors and equipped with office-specific facilities.

Parallel Circuit

A type of electrical circuit in which multiple paths for current flow are present, allowing electrical components to operate independently of each other.

Total Resistance

The overall opposition to electric current flow in a circuit, combining the effects of all individual resistors in series and parallel arrangements.