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5 marksAspects of Biochemistry

CAPE Biology Unit 1 · 2014 · Paper 2 · Question 4(a)

Outline the structure of a molecule of water and explain how this structure allows water to be an excellent solvent.

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  1. 4(b)Discuss TWO major roles of water in cell function.[4 marks]
  2. 4(c)Distinguish between endocytosis and exocytosis, and briefly comment on ONE cellular process that involves exocytosis.[6 marks]

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