Early studies by Hamer and colleagues found ___ among homosexual ...

[mckennatimberlake]

Early studies by Hamer and colleagues found ___ among homosexual men who are genetically related.
 
  a. a genetic similarity on the X chromosome
  b. a genetic similarity on the Y chromosome
  c. no genetic similarities
  d. a genetic similarity on the 21st, 9th, and the X chromosome

Question 2

Vaginal stimulation results in endorphin production and this probably evolved to ___.
 
  a. Increase a mother's bonding with her baby
  b. Decrease pain during childbirth
  c. Decrease pain during urination
  d. Modify phantom pain during intercourse

[14vl19]

Answer to Question 1

A

Answer to Question 2

B

[mckennatimberlake]

Thanks for the timely response, appreciate it

[nanny]

YES! Correct, THANKS for helping me on my review