What is the term that researchers use to describe the basic, underlying, inevitable processes of physical change that affect all human beings?

According to thorstein veblen, a successful businessman would be most likely to demonstrate his worth to others by:

Most sociologists agree that: a. culture is central in shaping gender roles, but only in preliterate societies. b. biological factors have some influence, but cultural factors are more important determinants of gender roles. c. biological factors are influential in determining gender roles, but only in industrial or complex societies. d. biological factors only explain differences between men and women with regard to aggression and disease. e. there is no difference between the influences of culture or biology on the development of gender roles, as they are unpredictable.

What percentage of people are left handed?