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Hemoglobin Synthesis and Structure

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Questions and Answers

What is the primary function of the Red blood cell?

To manufacture hemoglobin (correct)

To manufacture globin

To transport oxygen to the tissues

To transport carbon dioxide from tissues to the lungs

What is the component of hemoglobin that combines with four iron atoms to form heme molecules?

Protoporphyrin IX (correct)

Globin

Polypeptide chains

2,3 Diphosphoglycerate

What is the state of hemoglobin that has a higher affinity for oxygen?

Active state

Relaxed (R) state (correct)

Inactive state

Tense (T) state

What is the molecule that is sometimes a resident in the center of the hemoglobin unit?

2,3 Diphosphoglycerate Signup and view all the answers

Where are the globin chains produced in red blood cells?

On specific ribosomes in the cytoplasm Signup and view all the answers

What determines the type of hemoglobin formed in each hemoglobin molecule?

The four polypeptide chains Signup and view all the answers

What is the role of the four iron atoms in hemoglobin synthesis?

To combine with Protoporphyrin IX to form heme Signup and view all the answers

What happens to hemoglobin when oxygen binds to it?

It undergoes a conformational change to the R state Signup and view all the answers

What determines the type of hemoglobin formed in each hemoglobin molecule?

The type of globin chains present Signup and view all the answers

What is the state of hemoglobin in the absence of oxygen?

T state Signup and view all the answers

What is the function of the four subunits in hemoglobin?

To bind to oxygen Signup and view all the answers

What is the structural change that occurs in hemoglobin when oxygen binds?

A readjustment of interactions between subunits Signup and view all the answers

Hemoglobin Synthesis and Structure

Choose a study mode

Podcast

Questions and Answers

What is the primary function of the Red blood cell?

What is the component of hemoglobin that combines with four iron atoms to form heme molecules?

What is the state of hemoglobin that has a higher affinity for oxygen?

What is the molecule that is sometimes a resident in the center of the hemoglobin unit?

Where are the globin chains produced in red blood cells?

What determines the type of hemoglobin formed in each hemoglobin molecule?

What is the role of the four iron atoms in hemoglobin synthesis?

What happens to hemoglobin when oxygen binds to it?

What determines the type of hemoglobin formed in each hemoglobin molecule?

What is the state of hemoglobin in the absence of oxygen?

What is the function of the four subunits in hemoglobin?

What is the structural change that occurs in hemoglobin when oxygen binds?

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