Which of the following marks the primary stage of syphilis?
A. Swollen lymph nodes
B. The disappearance of skin rashes and mucous lesions
C. Appearance of skin rash and mucous membrane lesions
D. Appearance of a single sore called a chancre
E. Gradual blindness
Answer: D
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____ are colorless, odorless, airborne chemical signals given off by the body, which are thought to affect behavior in animals, although their effects in humans are controversial
a. Pheromesis c. Pheromones b. Hormesis d. Hormones
In 1986, 24 states had laws against sodomy. In 2003, the U.S. Supreme Court
A. ruled that it would become illegal to enforce them only against lesbians. B. validated the sodomy laws that remained in the legal codes in 13 states. C. revised these laws such that they would work to exempt gays in general. D. ruled that such laws are an unconstitutional invasion of privacy.
In America, chlamydia is most prevalent among
A. adolescent girls. B. men in their late 20s. C. lesbians in later adulthood. D. post-menopausal women.
On which dimension do cohabiters experience more beneficial outcomes than their married counterparts?
a) Commitment b) Satisfaction c) Division of household labor d) Communication