________ are odorless chemical signals that are not readily noticed by the nose but are detected in the environment.

A. Endorphins
B. Pheromones
C. Neurotransmitters
D. Hormones
E. Enzymes


Answer: B

Interdisciplinary Studies

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What increases the risk of contracting HIV for many African women?

a. the practice of "drying" their vaginas prior to sex b. the practice of "pricking" their partner's penis with thorns prior to sex c. the fact that anal sex is more customary for women, rather than vaginal sex, unless trying to conceive a child d. performing female circumcisions immediately before a woman loses her virginity

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A test developer is concerned with demonstrating that scores on a new math test for tenth-graders are similar to those from an already-established test. Which type of validity is most relevant in this situation?

a) Concurrent validity b) Predictive validity c) Content validity d) Construct validity

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The ________ contains 21 active pills that all contain the same level of hormones.

A. triphasic pill B. biphasic pill C. minipill D. contraceptive patch E. monophasic pill

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The intentional acceptance of one's partner having sexual relations with someone else, typically for a significant period of time is called ________.

A. infidelity B. polygamy C. monogamy D. polyamory E. polysexuality

Interdisciplinary Studies