3 marksCells and Cell Specialisation

CSEC Biology · January 2010 · Paper 2 · Question 6(b)

Nerve cells become specialized to carry out their function. Suggest THREE features of a nerve cell which enable it to carry out its function effectively.

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6(a)Using annotated diagrams, compare the structure of an unspecialized plant cell with that of an unspecialized animal cell.[6 marks]
6(c)(i)Identify TWO physical factors which animals encounter (face) in an aquatic habitat, such as a freshwater pond.[6 marks]
6(c)(ii)Suggest TWO adaptations that animals in a freshwater pond might have. Explain how EACH adaptation is useful to the animal.[1 mark]

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