Two people (both heterozygotes) are able to taste a chemical substance called PTC. The ability to taste PTC is caused by a dominant allele (T). The inability to taste PTC is caused by a recessive allele (t). What proportion of their offspring would be expected to be heterozygous?
a. 3/4
b. 1/2
c. All
d. 1/4
e. 2/3
b
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Cross-cultural studies show that homicide rates mostly decline after the death penalty is abolished
a. True b. False
In contemporary American society, the vast majority of construction jobs are occupied by men. This can be explained by any of the following EXCEPT
a. men and women tend to seek jobs considered appropriate for cultural conceptions of gender. b. employers tend to hire for positions based on their own conceptions of gender-appropriate work. c. people tend to stereotype each other according to gender constructions, regardless of their own identities. d. biological differences make women unsuitable for outdoor work.
Which is NOT a significant element in the economic system of the Nyanga of Central Africa?
a. hunting b. gathering c. basket weaving d. farming
Magine yourself attending a performance in Italy about 1650. When a break in the action occurs and the actors, who had been representing two noblemen engaged in some sort of dispute, moved out of sight, another performance begins, this one a spectacular
display that included wings that moved on and off stage, traps that opened and closed, and classical figures who flew in and out. You know that you are watching: a. a Neoclassical comedy and a ballet b. a Neoclassical comedy and an intermezzo c. a Neoclassical tragedy and commedia d. a Neoclassical tragedy and an intermezzo e. a satyr play and an intermezzo