An individual’s _____ reflects both genetic and environmental influences.

The __________ controversy asks which is more important in determining one’s developmental outcome: heredity or environmental influences. ​

The basic units of the nervous system are cells called _____.

Which of the following statements is a symptom of cystic fibrosis in children?

According to Mary Ainsworth and her colleagues, the _________ lasts from birth to about three months. ​

Deoxyribonucleic acid (DNA) takes the form of a:

_________ transmits impulses to other neurons. ​

_________ is self-propulsion. ​

_________ refers to the formation of parent-infant attachment. ​

A(n) _____ is a procedure for using ultrasonic sound waves to create a picture of an embryo or fetus.