In Sickle-Cell Anemia Hemoglobin

question 70

Multiple Choice

In sickle-cell anemia hemoglobin

• A) the four subunits of hemoglobin dissociate from one another
• B) the heme group is lost from all subunits
• C) the iron is in the Fe(III) form rather than the normal Fe(II)
• D) groups of hemoglobin molecules aggregate with each other

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Definitions:

Lapse

The expiration or termination of a right, privilege, or policy due to the passage of time or inaction.

Maturity

The date on which a financial obligation, such as a bond or loan, becomes due and is to be paid off.

Growth

A key objective for businesses and economies, referring to an increase in capacity, value, or size, often measured by metrics such as GDP for economies and sales revenues for businesses.

Accounts Payable

Money owed by a company to its creditors for goods or services that have been delivered but not yet paid for.