Podcast
Questions and Answers
Which of the following statements about haemoglobin and myoglobin is correct?
Which of the following statements about haemoglobin and myoglobin is correct?
- Both haemoglobin and myoglobin consist of four polypeptide chains.
- Haemoglobin loses oxygen at a PO2 of 20 mmHg.
- Myoglobin is responsible for transporting oxygen throughout the body.
- Haemoglobin has more affinity with oxygen than myoglobin. (correct)
Where is myoglobin primarily found?
Where is myoglobin primarily found?
- Liver cells
- Lung tissues
- Skeletal muscle cells (correct)
- Red blood cells (RBCs)
What is the main function of haemoglobin?
What is the main function of haemoglobin?
- Storing oxygen in muscle tissues
- Binding oxygen in red blood cells (RBCs)
- Releasing oxygen at a PO2 of 20 mmHg
- Transporting oxygen throughout the body (correct)
True or false: Haemoglobin consists of one polypeptide chain.
True or false: Haemoglobin consists of one polypeptide chain.
True or false: Myoglobin can bind to four oxygen molecules.
True or false: Myoglobin can bind to four oxygen molecules.
True or false: Myoglobin has less affinity with oxygen than haemoglobin.
True or false: Myoglobin has less affinity with oxygen than haemoglobin.
Haemoglobin consists of ______ polypeptide chains
Haemoglobin consists of ______ polypeptide chains
Each molecule of haemoglobin has ______ iron-containing haem groups
Each molecule of haemoglobin has ______ iron-containing haem groups
Four ______ molecules can bind to each molecule of haemoglobin
Four ______ molecules can bind to each molecule of haemoglobin
Compare the number of polypeptide chains in haemoglobin and myoglobin. How does this difference contribute to their distinct functions in the body?
Compare the number of polypeptide chains in haemoglobin and myoglobin. How does this difference contribute to their distinct functions in the body?
Explain the difference in oxygen affinity between haemoglobin and myoglobin. How does this difference affect their ability to bind and release oxygen?
Explain the difference in oxygen affinity between haemoglobin and myoglobin. How does this difference affect their ability to bind and release oxygen?
What are the main functions of haemoglobin and myoglobin in the body? How do these functions differ?
What are the main functions of haemoglobin and myoglobin in the body? How do these functions differ?
Match the following statements about haemoglobin and myoglobin with their correct oxygen affinity:
Match the following statements about haemoglobin and myoglobin with their correct oxygen affinity:
Match the following molecules with their correct oxygen binding capacity:
Match the following molecules with their correct oxygen binding capacity:
Match the following proteins with their correct primary function:
Match the following proteins with their correct primary function:
