Jerry is a member of the "druggie" crowd. His parents were most likely

a. authoritarian

Chemical substances released by the endocrine glands to help regulate bodily functions are ______

a. enzymes b. neurotransmitters c. antigens d. hormones

At age 8, nearly 50% of ____ girls have begun to develop breasts, pubic hair, or both, compared with just 15% of ____ girls

a. African American; White b. White; African-American c. Asian American; Hispanic American d. Hispanic American; Asian American