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5 marksCell Structure and Functions

CAPE Biology Unit 1 · 2017 · Paper 2 · Question 4(a)(ii)

Outline the endosymbiont theory for the origin of eukaryotic cells. Explain how characteristics of mitochondria and chloroplasts provide evidence in support of this theory.

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  1. 4(a)(i)Compare the cell size and THREE structural features of prokaryotic and eukaryotic cells.[4 marks]
  2. 4(b)Discuss the importance of protein structure for determining enzyme specificity and mode of action.[6 marks]

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