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4 marksTransport Across Membranes

CSEC Biology · May/June 2018 · Paper 2 · Question 2(c)

Tissues made up of Type A cells and Type B cells are placed in a container of distilled water and left for one hour. Describe how the appearance of Type A cells is expected to differ from that of Type B cells and give an explanation for this difference.

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  1. 2(a)(i)Name the types of cell labelled A, B and C in Figure 3.[3 marks]
  2. 2(a)(ii)Name TWO structures that are common to the three types of cell.[2 marks]
  3. 2(a)(iii)State TWO differences between the type of cell labelled A and the type of cell labelled C.[2 marks]
  4. 2(b)Tissues made up of Type B cells are placed in a container of concentrated salt solution and left for one hour. Describe THREE changes in the appearance of the…[4 marks]

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