Hello,
About human intelligence..
Researchers have conducted many studies to look for genes that influence intelligence. Many of these studies have focused on similarities and differences in IQ within families, particularly looking at adopted children and twins. These studies suggest that genetic factors underlie about 50 percent of the difference in intelligence among individuals.
Read more here:
https://ghr.nlm.nih.gov/primer/traits/intelligence
A recent study of 18,OOO children from the UK and three other countries by Queensland University in the journal, Proceedings of the National Academy of Sciences, concluded that about 60% of a child’s intelligence is inherited. However, that figure has been debated and seems far from conclusive.
Read more here:
https://blogs.psychcentral.com/psychoanalysis-now/2016/07/what-makes-asians-so-smart/
Thank you,
Amine Moulay Ramdane.