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Martinez & Kesner (1991) – An experiment to determine the role of neurotransmitter acetylcholine on memory formation (in hippocampus) of mazes on rats. Rats were trained to go through a maze and r...
Heston (1966) – study whether schizophrenia is genetic or not with adopted children, assuming if there are any physical and behavioural similarities between offspring and parents, that is due to genet...
· Changes in genotype (genetic evolution via natural selection) have lead to cultural evolution in humans by promoting intelligent behaviour
· L...
Incompleteness of the Fossil Record
▪ Fossilisation is an exceptionally rare occurrence that requires an unusual combination of special condi...
A polymorphism is the occurrence of two or more clearly different phenotypes within the same population of a species - it reflects the effects of more than one allele in the gene pool
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