Which of the following sex hormones brings on physical changes in females at puberty, such as breast development and the onset of menstruation?

Culture is defined in terms of the

a. level of education attained by most people in a specific group. b. degree of emphasis a community places on art and literature. c. values, beliefs, and practices shared by a specific group of people. d. similarity of people within a group.

The growth rate for infants in developing and developed countries is very similar. Why?

Infants from both developed and developing countries consume breast milk. Infants from developed and developing countries start eating solid foods at a young age. Infants from developed and developing countries do very little to expend calories. All infants have access to nutritious and well-balanced foods.