As 14-month-old Timothy walked across his yard, a dog suddenly knocked him over. Timothy immediately looked to the adults sitting nearby to assess their reaction to this incident. Timothy is using ___________ to gain an understanding of this surprise encounter.

Because of medical advances, the age of viability today is about___________.

Because identical twins are genetically identical, any differences in their development can be attributed to environmental factors.

According to Piaget, the earliest schemes are primarily limited to the ___________ with which we are all born, such as sucking and rooting.

Children of authoritative parents, who are firm, consistent, and emotionally supportive, tend to be independent, friendly with their peers, self-assertive, and cooperative.

Rashada is applying for a job as a preschool teacher. When interacting with four-year-olds, she should expect their attention spans to last ________ on a single activity during a play period.

According to Erikson, when parents positively meet the needs of their infants in a timely and loving manner, the infant will develop a sense of

Two kinds of changes take place in the body in response to increased sex hormones during puberty. What type of characteristics is directly related to reproduction?

The rod-shaped portions of DNA that are organized in 23 pairs are called

According to James Marcia, which of the following is a true statement?