When O₂ Binds,which of the Following Components of the Heme

question 21

Multiple Choice

When O₂ binds,which of the following components of the heme group is drawn into the plane of the porphyrin,causing a conformational change that is transmitted to adjacent subunits,enhancing the affinity for additional O₂ binding?

• A)Mg
• B)CO
• C)His
• D)Fe

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Definitions:

Overland

Transportation or travel across land, often referring to trade routes or journeys that avoid sea or air transit.

Beta

A measure of the volatility, or systematic risk, of a security or a portfolio compared to the market as a whole.

Dividend

A portion of a company's earnings that is distributed to shareholders, usually on a regular basis.

Beta

A standard for evaluating how the systematic risk or volatility of a security or portfolio stands in relation to the entire market.