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joakim joakim
wrote...
Posts: 4201
9 years ago
Studies involving genetic influences in homosexuality indicate that
A)   homosexuality is more common on the paternal side of families.
B)   fraternal twins are more likely to share a homosexual orientation than identical twins.
C)   adoptive relatives are as likely to share a homosexual orientation as biological relatives.
D)   homosexual brothers often have an identical segment of DNA on the X chromosome.
Textbook 
Infants and Children: Prenatal Through Middle Childhood

Infants and Children: Prenatal Through Middle Childhood


Edition: 7th
Author:
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adeleadele
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Posts: 1689
9 years ago
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joakim Author
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9 years ago
Want to take a second to thank you, you've been so wonderful answering so many of my questions Heavy Heart
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