you are viewing a single comment's thread.

view the rest of the comments →

[–]_Moon_[S] 2 insightful - 1 fun2 insightful - 0 fun3 insightful - 1 fun -  (0 children)

Scientists believe the SRY gene, which directs male development, may promote aggression and other traditionally male behavioral traits resulting in the fight-or-flight reaction to stress https://www.sciencedaily.com/releases/2012/03/120308071058.htm

The SRY gene is found on the Y chromosome. https://medlineplus.gov/genetics/gene/sry/