What regulates the menstrual cycle?
a. Phases of the month that coincide with lunar phases
b. Increases and decreases in estrogen and progesterone levels
c. The presence or absence of androgens
d. Fluctuations of testosterone
b
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A teratogen is an agent that causes damage to prenatal development but does not produce lasting defects.
Answer the following statement true (T) or false (F)
The research method most commonly used to study infant temperament is
fMRI evaluation. observation. DNA testing. a controlled experiment.
Compared with that of preadolescents, adolescents' thinking about science is more likely to
be logically inconsistent. recognize alternative possibilities. be concretely tied to the situation. maintain traditional ideas.
Critical thinkers are willing to accept "received wisdom."
Indicate whether this statement is true or false.