本题目来源于试卷: IB Psychology HL Biological Approaches to Human Behaviour，类别为 IB心理学
[单选题]
Which of the following best describes the purpose.kntdsnz 3y3hj:nf 6 -9 nxr8lszn, +4 yxkr/e of twin studies?
A. To examine the influence of cultural factors on behavioural traits.
B. To explore the relationship between genetic mutations and behavioural disorders.
C. To analyse the impact of socioeconomic factors on genetic variations in human behaviour.
D. To investigate the role of genetic and environmental influences on behavioural similarities between identical and fraternal twins.
参考答案: D
本题详细解析:
Twin studies aim to explore the interplay between genetj*, )ym hs75 tj2ebark 9t,sp7cravw; ics and the environment in shaping traits or behaviours. Researchers can discern the impact of genetics and environment on individual differences by compbe yr* t5a,sc;t,sw797 2)kvharjjmp aring similarities between identical (monozygotic) and fraternal (dizygotic) twins. Kinship studies extend this investigation to non-twin relatives, investigating how traits vary across degrees of relatedness. These studies provide valuable insights into the complex interactions between genes and the environment in shaping human development and behaviour.
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