Which of the Following Is Correct for Iron

question 36

Multiple Choice

Which of the following is correct for iron?

• A) It can combine reversibly with O₂.
• B) Deficiency in it can lead to polycythemia.
• C) It is converted into bilirubin and secreted into the bile when an old red blood cell ruptures and is degraded.
• D) It appears reddish when combined with CO₂.

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Definitions:

Sustainable Supply

The procurement and supply of goods and services in a manner that balances environmental, social, and economic demands to meet the needs of the present without compromising the ability of future generations to meet their own needs.

Type II Survivorship

A survivorship curve where individuals die at a constant rate across their lifespan, common in some birds and perennial plants.

Density-Dependent

Referring to factors whose effects on the size or growth of a population vary with the density of the population itself.