Which Statement Is False About Complex IV

question 84

Multiple Choice

Which statement is false about complex IV?

• A)A binuclear center that contains an iron ion and heme-a3 is the site of the reduction of molecular oxygen to water.
• B)Bacterial and eukaryotic forms of complex IV have very similar structures and number of subunits per functional unit.
• C)The core structure of the cytochrome c oxidase in complex IV has three conserved subunits.
• D)Copper ions shift from a +2 oxidation state to a +1 oxidation state as electrons are passed through the complex.

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Definitions:

Causality

The relationship between cause and effect, where one event (the cause) is understood to lead to another event (the effect) as a result.

Longitudinal Studies

Research designed to observe the same subjects over a period of time, allowing for the study of changes and developments.

Cross-Sectional Studies

Research designs in which subjects of different ages are studied at one point in time.

Developmental Trends

Describes the patterns and directions of growth, change, or progress in any developmental aspect over a period.