If the amino acid sequence alters, what happens consequently to the polypeptide chain?

What is haemoglobin?

What four structures is haemoglobin made up of?

Define the PS and SS of haemoglobin

Define the TS and QS of haemoglobin.

The QS is associated with what?

What's special about each Fe2+ ion?

What is the role of haemoglobin?

For haemoglobin to be efficient, it must:

How does haemoglobin release oxygen more readily in the presence of CO2?

What are two types of haemoglobin? Describe them.

What type of haemoglobin is required for an organism living in an environment with low oxygen concentrations?

What type of haemoglobin is required for an organism living in an environment with high concentrations of oxygen?

What's the reason for different haemoglobins having different affinities for oxygen?

What's the process called where haemoglobin binds with oxygen?
Where does this take place?

What's the process called when oxygen is released from the haemoglobin molecule?
Where does this take place?