Gender - The Role of Genes and Hormones 0.0 / 5 ? PsychologyGenderA2/A-levelAQA Created by: TamsinCreated on: 13-04-14 20:06 Genes 23 pairs of chromosomes each, chromosomes contain genes that carry instructions, sex chromosomes determine an individuals sex 1 of 11 hormones influence development of genitalia and the brain 2 of 11 brain development different in males and females, girls better at social skills, differences caused by testosterone levels 3 of 11 Swaab 1997 found the sexually dimorphic nucleus in the hypothalamus was 2 x the size in males 4 of 11 Dabs et al 1995 found that violent offenders had higher testosterone levels than non violent offenders 5 of 11 Coates et al 2008 found that financial traders with higher testosterone levels took greater risks 6 of 11 Klaver et al found that higher levels of oxytocin are linked to improved memory for faces, and women have higher levels suggesting they are more sociable 7 of 11 Gorski et al 1985 injected female rats with testosterone for a period prior to birth. found that the sex hormones had both psychological and behavioural effects 8 of 11 issues of Gorski animal experiment can't extrapolate the findings to humans, as hormones in one species (the rats) may have different functions in another (humans) 9 of 11 Klinefelters syndrome XXY, biologically male but extra X chromosome. results in underdeveloped genitals, lack of body hair, poor language skills and a passive temperament 10 of 11 Turners syndrome XO, biologically female but missing X chromosome. results in short body, webbing at neck, poor spatial and mathematical skills 11 of 11
Comments
No comments have yet been made