The ______ becomes the nervous system and the ______ becomes the respiratory system.
A. placenta; endoderm
B. ectoderm; endoderm
C. endoderm; placenta
D. mesoderm; ectoderm
Answer: B
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A Type II error occurs when a treatment actually does have an effect on the scores but the effect was not large enough to reject the null hypothesis
Indicate whether the statement is true or false
Which of the following statements best represents the relationship between arenas of comfort and mood disorders?
a. A child who has more than one arena of comfort is unlikely to develop a mood disorder. b. Children who are at risk of developing a mood disorder can still have several arenas of comfort. c. A child who has at least one arena of comfort is more likely to have a stronger sense of self and therefore be at decreased risk for developing a mood disorder. d. Children who later develop mood disorders are more likely to have strong friendships and other relationships that buffer the full impact of symptoms of mood disorders.
Approximately, what percentage of students walked to class?
A. 10% B. 11% C. 13% D. 15%
Fairly high doses of alcohol interfere with erection of the penis in males, probably because of
A. direct physiological effects on the penis. B. lower blood pressure. C. dopamine release in the pituitary. D. impaired processing of erotic signals.