This is from a peer reviewed journal available as complimentary full text online
Fluid intelligence, which is like lively cognitive responsiveness, has a genetic overlap with crystal intelligence which is the reuse of previously developed ability I think that both are amplifiable with variations on the genes described
http://www.ncbi.nlm....cles/PMC4261989
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Edited by treonsverdery, 06 January 2016 - 08:22 PM.