The first two weeks of development after conception is called:

A critical period of development is a time when:

Which of these is an example of the influence of nature on human development?

Physical abilities involving small body movements especially of the hands and fingers such as drawing or picking up a coin are called:

In the science of human development, “nature” refers to:  

The chronosystem component of the ecological systems approach includes:

Most developmental psychologists believe that development is a result of:

Development is the result of an interaction between biological and environmental forces.  This statement MOST closely describes which theory?

Some teratogens have a threshold effect on a developing fetus.  This means that they are:

Little Johnny went to the pediatrician for his annual check up.  After measuring his height, the doctor commented to Johnny’s mother that Johnny’s height has increased one inch from his previous check up one year earlier.  This is an example of: