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shaduex shaduex
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Posts: 651
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6 years ago
Researchers have found evidence linking a region on ________ to a gay male sexual orientation.
 
  A) the X sex chromosome
  B) the Y sex chromosome
  C) both the X and Y sex chromosomes
  D) neither the X nor Y sex chromosomes
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tmarietmarie
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Posts: 758
6 years ago
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shaduex Author
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6 years ago
Thank you, thank you, thank you!
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Yesterday
You make an excellent tutor!
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2 hours ago
Brilliant
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