In Greda Learner’s book, The Majority Finds Its Past, She raised a question about whether the psychology and physiology of women were fundamentally different from that of men. As a matter of fact, there are biological differences based on sex.
Men generally have larger brain size and around 3 percent more neurons than women do, but women tend to have around 3 percent more interconnections between neurons. The results of these findings cannot determine any fundamental differences in terms of intellectual abilities.
In most bell curves of gender differences of intelligence distributions, we can notice a huge overlap between the IQ scores of men and women. Some men are smarter than women, but some men are dumber than women at the same time. For the general population, there are no significant differences in intelligence.