Which of the Following Describes the Major Significance of the Element

question 77

Multiple Choice

Which of the following describes the major significance of the element iron in the human body?

• A)ionized form makes body fluids acidic
• B)used to generate ATP
• C)forms backbone of all organic molecules
• D)required for bone and tooth structure
• E)ionized forms are part of hemoglobin

---

Definitions:

Year 2 Dollars

Year 2 dollars refer to the value of currency adjusted for inflation to a base year's purchasing power, here implicitly indicated as "Year 2."

Year 1 Dollars

Refers to the value of money expressed in terms of the purchasing power of a specified base year, used to adjust for inflation over time.

Food Expenditures

The total amount of money spent on food for consumption by individuals, households, or specific groups within a society.

Real Interest Rate

The interest rate adjusted for inflation, reflecting the true return on an investment or the real cost of borrowing.