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CAPE Biology Unit 1 · 2003 · Paper 2 · Question 4(a)

State briefly what is meant by the primary, secondary, tertiary and quaternary structure of proteins. Exemplify EACH answer by reference to the protein molecule, collagen.

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  1. 4(b)The structure of collagen confers special properties which reflect its distribution in the body. Comment on this statement.[6 marks]
  2. 4(c)Discuss the outcome of this deficiency on the function of cellular ribosomes.[4 marks]
  3. 4(c)(ii)Discuss the outcome of this deficiency on the function of mitochondrial ribosomes.[4 marks]

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