The most common human teratogen is __________
a. nuclear radiation
b. alcohol
c. tobacco smoke
d. PCBs
Correct Answer: b
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Which of the following statements about the so-called "black skull" is NOT true?
A. The skull shows evidence of cold-weather adaptations. B. The skull has a sagittal crest. C. The skull combines relatively small overall size with large chewing dentition. D. Some scientists categorize the skull as belonging to a very early hyperrobust Paranthropus boisei. E. Some scientists assign the black skull its own species, Paranthropus aethiopicus.
What is meant by the term “ethnic group”?
What will be an ideal response?
When do you use a statistical test of significance?
A) when you need to measure the differences among variables B) so you can definitively prove a theory C) when you are unsure what level of importance should be attached to a theoretical construct D) so you can determine whether your conclusion was right or wrong
Which of the following statements is correct?
a. Women are increasingly holding high political office and soon will hold up to 40 percent of political positions worldwide b. Only in Western nations have women ever held any type of high political office. c. Although women in Western societies have made tremendous gains in holding political office, they never hold office in tribes and chiefdoms. d. Across the spectrum and as a norm, women rarely hold important political positions. e. Cross-culturally, women are always placed within advisory roles in the political structure.