Regarding Down syndrome, which of the following statements is TRUE?
a. Down syndrome is a sex-linked hereditary condition.
b. Down syndrome is a condition caused by an extra chromosome at pair 21.
c. Down syndrome results from an inherited inability to control a destructive chemical that builds up in their bodies.
d. Down syndrome is caused by the mother's heavy drinking during pregnancy.
ANSWER: b
Psychology
You might also like to view...
Today, Bandura's theory stresses the importance of
A) cognition. B) punishment. C) heredity. D) classical conditioning.
Psychology
Compared to assertive behavior, aggressive behavior
a. is seldom successful in achieving the individual's intended goals. b. emphasizes firmness, not attack. c. fosters improved human relationships. d. ignores the feelings or rights of others.
Psychology