​The _______________ issue asks whether developmental phenomena represent a smooth progression through the life span or a series of abrupt shifts.

​Out of the 200-500 million sperm cells that are released during an ejaculation, only ____ complete the short journey up the Fallopian tubes to where an egg is waiting to be fertilized.

​The formation of an attachment demonstrates the combined influence of the different facets of the biopsychosocial framework of human development.

​Which of the following qualities of young children may interfere with their ability to experience and demonstrate empathy?

​The wrinkled surface of the brain, made up of about 10 billion neurons, is called the

​A study in which people of different ages are all measured at the same time in order to assess developmental differences is called a

​Which of the following research study approaches is MOST susceptible to the influence of cohort effects?

​Scaffolding involves a teaching style in which assistance is always

​If a group of children are playing together, which of the following games would NOT be an example of cooperative play?

​If a child experiences many birth complications, and later experiences different types of family adversity, she is at an increased risk for developing _________.