Which of the following is true of amniotic fluid?
A. It holds the fetus rigidly in one place.
B. It is an alkaline enzyme secreted by sperm.
C. It protects the fetus from possible injury.
D. It facilitates conception during ovulation.
Answer: C
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Emily and James have been married for two years and are preparing to move to a new town for Emily's new job as an attorney. The couple have been arguing for several hours over whether to "buy" or "rent" once they move. What should the couple do?
a. Let Emily decide; they are relocating for her job. b. Compromise on a "rent-to-buy" option. c. Step away from the discussion for at least twenty minutes, so that each can see the other person's perspective more clearly. d. Bring in a third party expert.
In classical test theory, the reliability coefficient is defined as the ratio of
a) true score variance to total variance. b) true score variance to error variance. c) error score variance to total variance. d) error score variance to true score variance.
Which of the following is typically true of pheromones?
A. They are neuropeptide hormones that influence the emotional aspects of sexuality. B. They are chemical signals that affect a behavioral change in another body. C. They are steroid hormones that affect female libido. D. They are neuropeptide hormones that control vaginal lubrication. E. They are steroid hormones that affect male sexual desire.
The biological and evolutionary perspectives on sexuality contradict each other.
Answer the following statement true (T) or false (F)