Which of These Minerals Is a Primary Component in Hemoglobin

question 30

Multiple Choice

Which of these minerals is a primary component in hemoglobin?

• A) Iodine
• B) Magnesium
• C) Sodium
• D) Iron
• E) Chromium

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Definitions:

Goods

Physical items that are produced and consumed by individuals or businesses to satisfy needs or wants.

Marginal Rate

The rate at which one variable changes relative to a change in another variable, often used in the context of marginal tax rates or marginal rates of substitution.

Convex Preferences

A preference structure where the consumer prefers mixed bundles of goods to extreme bundles, represented graphically by a bowed-inward indifference curve.

Monotonic Preferences

A preference pattern where more of a good is always preferred to less, maintaining a consistent order.