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People with exceptional intelligence have been found to have several differences in brain anatomy or activity from those with average levels of intelligence.
All of the following brain-based arguments of intelligence are true EXCEPT
higher intelligence is linked with more gray matter.
higher intelligence is associated with quicker perceptual and neural processing speed.
higher intelligence is linked with more synapses in the brain.
higher spatial intelligence is correlated with more mass in the parietal lobe
higher verbal intelligence is correlated with more mass in the occipital lobe.