Which Feature Characterizes Hemoglobin

question 172

Multiple Choice

Which feature characterizes hemoglobin?

• A) It is a lead-containing molecule in the red blood cells of vertebrates that transports O₂.
• B) It can bind up to six O₂ molecules.
• C) It consists of two polypeptide subunits.
• D) Its capacity for transporting O₂ is slightly less than that of plasma.
• E) It binds carbon monoxide (CO) much more readily than it binds O₂.

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Definitions:

Burial

The act of placing the dead body of a person or animal in the ground as a part of the funeral rites.

Cemetery Reforms

Initiatives and changes aimed at improving the conditions, management, and sustainability of burial grounds.

Construction

The process of building or assembling infrastructure, buildings, and other physical structures.

Maintenance

The act of preserving or keeping something in good condition through regular checks and repairs, or the consistent performance of necessary tasks.