A female rhesus monkey is exposed to testosterone in utero. As a result, the animal displays some defeminized behaviors as an adult. In this case, the influence of the hormone exposure had a(n) _______________ effect
a. activational
b. organizational
c. instrumental
d. masculinizing
e. feminizing
Answer: b. organizational
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The heart begins to beat in the _____ stage of prenatal development.
A) germinal B) embryonic C) zygotic D) fetal
The principle of confidentiality extends to all of the following EXCEPT the _____
a. researcher c. confederates b. participants d. research assistants
Which of the following statements about speech stream patterns is true?
A) Babies learn to talk long before they learn the structure of speech. B) Children cannot detect words that start with weak syllables until around 3 years of age. C) By analyzing the speech stream, infants acquire a stock of speech structures long before they start to talk. D) Babies and toddlers cannot discriminate a word-internal syllable pair from a word-external syllable pair.
Alicia's mother asks Alicia to put her blocks away. Alicia responds, "No, me play." Observing this, we might guess that Alicia
a. is approximately a year old. b. is experiencing the terrible twos. c. has progressed to the threatening threes. d. has not as yet mastered telegraphic speech.