High levels of _____ in male embryos and their low level in female embryos lead to differentiation of genital organs
a. androgens c. estrogen
b. testosterone d. hormones
A
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Of the following, which will likely be the least effective in reducing smoking behavior among teenagers?
A. health threats B. a credible source C. a familiar source D. an attractive source
The combination of all environmental influences that affect a developing person is called ______
Fill in the blank with correct word
According to Noam Chomsky, all children have a __________ device that contains a universal grammar
A) language acquisition B) listening C) speaking D) neurotransmission
Damage involving the __________ tract would be expected to impair walking as well as automatic functions such as breathing and sneezing.
A. lateral corticospinal B. vestibulospinal C. tectospinal D. reticulospinal