How Is Globin Chain Production Regulated in the Body

question 18

Multiple Choice

How is globin chain production regulated in the body?

• A) By regulating the amount of heme produced
• B) By regulating the amount of iron incorporated into the heme moiety
• C) By regulating the number of RBCs produced
• D) By regulating the rate of transcription for protein synthesis

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Definitions:

Larynx

The hollow muscular organ forming an air passage to the lungs and holding the vocal cords; also known as the voice box.

Pharynx

The muscular tube in humans and other vertebrates connecting the mouth and nasal cavities to the esophagus and larynx; plays a key role in swallowing and breathing.

Vocal Cords

Bands of muscle tissue located in the larynx that vibrate to produce sound when air is expelled from the lungs, enabling speech and singing.

Epithelium

A membranous tissue covering internal organs and other internal surfaces of the body, involved in protection, secretion, and absorption.