One-year-old Beth will explore a room when her mother is present. She becomes upset when her mother leaves the room and is quickly calmed when her mother returns. Beth exhibits

Contingency management (providing rewards for good behavior) is used in schizophrenia treatment.

a. true b. false

Why are males more susceptible to X linked disorders?

a. Because males have an XX pairing of chromosomes; therefore, this increases their odds of a disorder. b. Because males have an XY pairing of chromosomes and the Y chromosome is more likely to host a genetic disorder. c. Because most genetic disorders are connected to the dominant gene and since men have an XY pairing a disorder is more likely to be expressed. d. Because males have one X chromosome, and if a recessive gene for a disorder is present, he does not have another X chromosome that may contain a dominant gene to block its expression.