Sökning: "Maria Petersson"
Visar resultat 1 - 5 av 8 avhandlingar innehållade orden Maria Petersson.
Sammanfattning : Biological evolution is part of the syllabi for Biology and Science in Swedish upper secondary school. In the syllabi, evolution is not only presented as a topic in Biology courses, but is also regarded as a unifying theme. The teacher has a fundamental role in deciding how the national curriculum is translated into the educational situation. LÄS MER
Sammanfattning : Capillary electrophoresis is characterised by high separation efficiency, applicability to a wide range of compounds, small sample and solvent consumption and simple instrumentation. To improve sensitivity using on-line absorbance detectors, which are hampered by the short optical path length, sample volumes in the microlitre range were concentrated to nanolitre volumes either off-line or on-line. LÄS MER
3. Short- and long-term cardiovascular and behavioural effects of oxytocin : mechanisms involved and influence of female steroid hormones
Sammanfattning : The aim of the present thesis was to investigate short- and long-term cardiovascular and behavioural effects of oxytocin. In addition, the influence of female steroid hormones as well as possible mechanisms behind the oxytocin induced effects were investigated. LÄS MER
4. Djurhållning och betesdrift : Djur, människor och landskap i västra Östergötland under yngre bronsålder och äldre järnålder
Sammanfattning : This thesis focuses on animal husbandry and organised grazing in western Östergötland during the Late Bronze Age and Early Iron Age. The primary aim is to investigate how animal husbandry was organised from a practical perspective. LÄS MER
Sammanfattning : In recent years there has been a growing interest and increased intensity of research in the area of edible films and coatings. Edible films and coatings can improve quality and shelf-life of food products by acting as barriers to e.g. moisture and oxygen, hence preventing dehydration and oxidative reactions. LÄS MER