This suggests behavioural rather than genetic factors could hold the key to finding out why so many British children are obese, scientists claimed.

科学家宣称，行为因素而不是性别因素可能是众多英国儿童肥胖原因的关键。

youdao

In Delusions of Gender, Fine, an Australian psychologist and academic, suggested differences in behaviour between men and women have social rather than genetic causes.

但在《性别错觉》一书中，来自澳大利亚的心理学家兼学者科迪莉亚·法恩告诉我们，是社会而非遗传因素导致了男性与女性之间的行为差异。

youdao

The survey finds that most Americans, including those who say they are overweight, agree that personal behavior — rather than genetic disposition or marketing by food companies — is the main reason.

调查发现，大多数美国人，其中包括那些认为自己超重的人，都认为个人行为习惯而非遗传或其他因素是造成超重的最主要原因。

youdao

The idea that these and some 30 other behaviour patterns are cultural rather than genetic was supported by the fact that particular sub-species (which differ from one another genetically) are not associated with particular behaviours.

ECONOMIST: Chimpanzee behaviour: Culture club | The

Rather than "genetic" changes that are locked into DNA, these are known as "epigenetic" changes.

BBC: Honey bees' genetic code unlocked

Souped-up hybrid crops, such as maize, bred through conventional techniques rather than high-tech genetic engineering, do not keep their desired properties from one generation to the next because of natural genetic shuffling.

ECONOMIST: Terminator genes