x and y conflict
DESCRIPTION
PPT presentation for English lecture.TRANSCRIPT
X and Y conflict(II part)
Ingrida OlendraitėMolecular biologist University of Vilnius
Outline
SeductionGenes influence on sexual orientation Freudian ideaBrainConclusionsResources
Seduction
Peacock’s tail
Wolf spiders
Communication
Genes influence on sexual orientation
Dean Hamer announcement (1993)
1 20
10
20
30
40
50
60
twins gays
the brother is also gay
“Xq28 – Thanks for the genes mom”
Freaudian idea
Sexual orientation correlates with birth order
1/3
Brain
Missed hormone
Conclusions
I’m fundamentally mixed, male with female, parent with offspring, warring segments of
chromosomes that interlocked in strife millions of years before the River Severn ever saw the
Celts and Saxons of Housman’s poem.(A Shropshire Lad)
Resources
Matt Ridley “Genome”Bonthuis, P.J., et al., X-chromosome dosage
affects male sexual behaviour. Horm. Behav. (2012), doi: 10.1016/j.yhbeh.2012.02.003
americansfortruth.comwww.elsevier.com/locate/yhbehwww.hub.servise.com www.sciencedaily.com