Sökning: "stress adaptation"
Visar resultat 1 - 5 av 177 avhandlingar innehållade orden stress adaptation.
1. Migration, Stress and Mental Ill Health : Post-migration Factors and Experiences in the Swedish Context
Sammanfattning : This predominantly empirical dissertation deals with how socio-economic living conditions and immigrant-specific factors can be linked to immigrants’ mental ill health. It is also explored how cultural representations can affect stress and whether mental ill health is expressed differently among immigrants from Iraq and Iran than among individuals of Nordic origin. LÄS MER
2. Stress and the Offspring : Adaptive Transgenerational Effects of Unpredictability on Behaviour and Gene Expression in Chickens (Gallus gallus)
Sammanfattning : Environmental stress has shown to affect both the exposed individuals and the development of their offspring. Generally, it is thought that the stressed organism responds to stress by trying to adapt to it. LÄS MER
3. Human Adaptation to Danger
Sammanfattning : The overall purpose of the thesis was to increase knowledge concerning how people adapt psychologically when faced with a real danger incident, and what implications these reactions and adaptation mechanisms have upon immediate performance. The thesis is based on three empirical studies concerning people with personal experience of dangerous incidents. LÄS MER
4. Sexual Selection and Adaptation to Novel Environments
Sammanfattning : The work included in this thesis aims at exploring the environmental sensitivity of benefits and costs of sexual selection through a combined empirical and theoretical effort, to increase our understanding of the impact of environmental change on sexually reproducing populations.Can sexual selection promote adaptation to novel environments? Sexual selection for good genes should accelerate adaptation by granting higher reproductive success to individuals of high genetic quality. LÄS MER
5. Genetic adaptation to soil acidification in four grasses
Sammanfattning : Soil acidification has become a source of serious concern in many parts of the world. In southern Sweden, the deposition of acidifying substances, such as nitrogen and sulphur compounds, has decreased the mean pH of forest soils by almost one unit since the 1950s. LÄS MER
