Which of the Following Hemoglobin Variants Cannot Combine Reversibly with Oxygen

question 16

Multiple Choice

Which of the following hemoglobin variants cannot combine reversibly with oxygen?
I. reduced hemoglobin
II. oxyhemoglobin
III. methemoglobin
IV. carboxyhemoglobin

• A) I and II
• B) I and III
• C) II and III
• D) III and IV

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US dollars deposited in banks outside the United States, often used for international transactions and investing.

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Bank deposits made in U.S. dollars rather than the local currency, often used by investors to avoid foreign exchange rate risk.

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