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Biological explanations for anorexia nervosa

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Question 2

With reference to the percentages in Table 1, explain what can be concluded about the genetic basis of Anorexia Nervosa. Justify your answer.

Table 1: Concordance rates (%) for Anorexia Nervosa between family members

Biological SiblingNon-identical TwinIdentical Twin
12%14%55%
[2]

Biological explanations for anorexia nervosa Questions

  1. A Level
  2. /Psychology
  3. /Biological explanations for anorexia nervosa

Practise AQA A Level Psychology Biological explanations for anorexia nervosa with exam-style questions for A Level Psychology. 6 questions, matched to the AQA A Level Psychology (7182) specification and written in Paper 1, Paper 2 and Paper 3 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.

Question bank