Your friend asks, "Why am I this way? I mean, why do I like to get up early in the morning? I get really tired in the afternoon." The reason for your friend's preference and energy in the morning is:
A. high levels of melatonin in the morning
B. the level of activity in the suprachiasmatic nucleus
C. she is experiencing the effects of jet lag
D. she has abnormally high levels of non-REM
Answer: B
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a. testing hypotheses b. determining a cause-and-effect relationship between two variables c. developing hypotheses d. establishing whether the relationship between two concepts is positive or negative
Imaginary companions are most likely to first develop during the _____ stage of development
a. formal operations b. concrete operations c. sensorimotor d. preoperational
That it is faster to say a "robin is a bird" than a "chicken is a bird" is a problem for the hierarchical network model
Indicate whether the statement is true or false
The semicircular canals and vestibular sacs are parts of our vestibular system that help our body maintain balance. In which part of the body are these functions located?
a. The eyes b. The nose c. The skin d. The ears