Examples of proteins with quaternary structure include....
Back
Card 18
Front
Haemoglobin's quaternary structure consists of four polypeptide subunits. Two are called _______ and the other two are ________. The four subunits together form one haemoglobin molecule, which is a water soluble globular protein.
Back
Card 19
Front
Haemoglobin's function is to carry oxygen from the lungs to the ____. It binds oxygen in the lungs and releases it in the tissues. A specialised part of each polypeptide, called a _______ is responsible for the ____ of haemoglobin
Back
Card 20
Front
One complete haemoglobin molecule can bind to up to ______ oxygen molecules.
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Card 21
Front
The haem group is NOT made of amino acids. It is called a __________?
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Card 22
Front
Collagen is a _________ protein.
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Card 23
Front
A collagen molecule is made up of ________ polypeptide chains.
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Card 24
Front
_______________bonds form between the chains, which gives the structure strength.
Back
Card 25
Front
The strength of the molecule is increased further because each collagen molecule forms __________called cross-links with other collagen molecules next to it.
