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dadi_06 dadi_06
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6 years ago
In a study where women were exposed to tee shirts worn by men for two nights, women rated the smells of men with dissimilar Human Leukocyte Antigen (HLA) genes as more pleasant.
 
  When women were on oral contraceptives, however, they thought that men with similar HLAs smelled more pleasant. These results suggest that by preferring the odors of HLA-dissimilar men, fertile women help to ensure that their offspring ____.
 
  a. will be less prone to cancer
  b. will be more diverse
  c. will be more fertile
  d. will have more effective immune systems
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thewizard06thewizard06
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6 years ago
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