What is key to recognition of a trait whose expression is determined by the effects of two or more genes?

What are objects called that have value in and of themselves as well as value as a means of exchange? custom commodity money currency simple money

Which statement best describes a literary analysis? a literary analysis combines the writer's own opinions about a text with evidence from the text. a literary analysis contains only facts from a text and should not contain opinions. a literary analysis requires research from many sources of information to support an argument a literary analysis summarizes a text and makes a recommendation for others to read it.

Adolescents can display egocentrism when they become about changes in their lives.