What gas makes up close to one fourth of the air surrounding the earth

There are traits like blood type and eye color, and others like speaking english or having a scar. what are the terms used to describe these different types of traits? how are each defined?

How did world war i contribute to the events leading up to world war ii? (a)germans wanted to expand their nation to regain territory in the soviet union. (b)britain and france wanted to force germany to make reparation payments. (c)germans hated the versailles treaty and supported hitler's actions to defy it. (d)the soviet union wanted to take over german territory in eastern europe.

Asocial science theory focusing on the inborn nature of social traits and the role of evolution in shaping human behavioral patterns. b. the view that society is governed by interrelated parts that make up the smoothly functioning whole. c. the individual's sense of femaleness or maleness. d. behaviors that focus on feelings and relationships among members of a group. e. the belief that men are superior to women and should control all important aspects of society. f. the process of acquiring and internalizing the ideas and behaviors deemed appropriate for males and females by their society. g. behaviors that focus on the accomplishment of specific tasks for a group rather than on personal feelings. h. the physical and biological aspects of male and female. i. cultural attributes of masculinity and feminity. j. provides a hypothesis of why males are dominant and females submissive.