1A)
Explain the disposable soma theory of ageing (6p)
1B)
Explain what is meant by selection shadow (4p)
, 2A)
Describe what is meant by healthy and pathological ageing, and name some structural and
functional changes hat have been observed in brain imaging studies (6p)
2B)
Dietary restriction can affect neurological functioning and neuroplasticity, explain a why this
is and how it works (4p)