Mammals have circadian rhythms ____.
A. only for their sleep/activity cycle
B. only for frequency of eating and drinking
C. for sleep and body temperature only
D. for a variety of activities, including sleep
Answer: D
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Which of the following will increase the power of a statistical test?
a. Change ? from .05 to .01 b. Change from a one-tailed test to a two-tailed test c. Change the sample size from n = 25 to n = 100 d. None of the other options will increase power.
In deafness, conduction deafness is to as nerve deafness is to
a. outer ear; inner ear b. inner ear; outer ear c. middle ear; inner ear d. inner ear; middle ear e. middle ear; outer ear
As a typical adolescent growing up in the United States, Maxwell (a male) would most likely achieve his peak RATE of growth for height around _____ years of age
a. 10.5 b. 12 c. 13.5 d. 15
Which of the following pituitary hormones regulates the adrenal cortex?
A) Testosterone B) Melatonin C) Adrenocorticotrophic hormone D) Antidiuretic hormone