The field of biology that studies heredity is called:

According to the case study of the writer presented in your textbook, why would individuals with agoraphobia feel terrified of crowds?

a. They fear people. b. They are paranoid. c. They have low self-esteem. d. They fear not being able to escape.

Which of the following demonstrates the Babinski reflex?

An infant performs walking movements when held upright with his feet touching the floor. An infant's toes fan upward when her foot is stroked. An infant flings his arms outward when startled. An infant turns her head and starts sucking when her cheek is stroked.