In theory, a biological race is a geographically isolated subdivision of a species.
Humanity (Homo sapiens) lacks such races because
A.although humans exhibit biological differences, these are only skin deep.
B.human populations have experienced a type of controlled breeding that is distinct
from that experienced by dogs and roses.
C.human populations have not been isolated enough from one another to develop such
discrete groups.
D.they are politically incorrect.
E.humans are less genetically predictable than the animals and plants that are
susceptible to domestication.
Which of the following is NOT true of the role of the Internet in marriage in
contemporary societies?
A.Like the workplace, bars, parties, and churches, the Internet is part of what has been
labeled the “marriage market.”
B.The Internet has largely supplanted traditional “offline” partner shopping, which has
dramatically faded in significance.
C.Use of the Internet for partner shopping first began to soar when dynamic websites
based on databases were introduced.
D.By 2009, over 30 percent of Internet-enabled couples were meeting through online
dating.
E.While the Internet can enhance opportunities to form new personal relationships, it
can be disruptive to existing relationships, sometimes spurring jealousy in a spouse or
partner.