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6 marksTransport Systems

CSEC Biology · May/June 2018 · Paper 2 · Question 5(a)

Name THREE components of human blood that are important in protecting the body against pathogenic diseases and state the function of EACH.

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  1. 5(b)Explain how the type of immunity that Marianne acquired from breastfeeding differs from the type of immunity that her father acquired from his vaccine. In your…[5 marks]
  2. 5(c)Suggest TWO reasons why some parents may have a valid concern about immunizing their children and TWO reasons why the authorities maintain their position on…[4 marks]

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