Which of the Following Statements Best Describes the Structure of a Hemoglobin

question 4

Multiple Choice

Which of the following statements best describes the structure of a hemoglobin molecule?

• A) Hemoglobin is composed of four globin molecules, each with their own heme group that binds to and carries oxygen.
• B) Hemoglobin is composed of two globin molecules, both with their own heme group that binds to and carries oxygen.
• C) Hemoglobin is composed of four globin molecules, each of which contains millions of heme groups.
• D) Hemoglobin is composed of three globin molecules and one heme group per hemoglobin molecule.

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Definitions:

Fraternal

Pertaining to brothers; often used to describe twins who are born from two separate eggs fertilized by two different sperm cells, and thus are not genetically identical.

Intrinsic

Relating to the essential nature of something or coming from within, not influenced by external factors.

Middle-aged Workers

Employees typically between the ages of 40 and 65, often considered in their most productive years.

Younger Workers

Individuals in the workforce who are relatively young, often bringing fresh perspectives but facing unique challenges.