In northern Europe and in countries such as the US, the UK, and Canada, the dominant cultural pattern is that children ____ when they reach emerging adulthood

Twin studies, to assess heritability of sexual orientation, found which of the following?

a) There is no heritability factor for sexual orientation. b) Between fifty and sixty percent of identical twins were both homosexual if their twin was homosexual. c) There was only a slight heritability factor, and only for men. d) One hundred percent of identical twins were both homosexual if their twin was homosexual.

Consider two American women of similar ethnic and socioeconomic backgrounds: one who gave birth in the 1950's and the other who gave birth in the 1970's. Which one would be more likely to have breast-fed? Explain why

Briefly explain breast-feeding trends in the U. S. from the 1980's until today. What will be an ideal response?