Heterosexuality causes sin.
Some of it's sins are Adultery, fornication, and Lust!
Main Entry: lust
Pronunciation: 'l&st
Function: noun
1 obsolete a : PLEASURE, DELIGHT b : personal inclination : WISH
2 : usually intense or unbridled sexual desire : LASCIVIOUSNESS
3 a : an intense longing : CRAVING b : ENTHUSIASM, EAGERNESS
Main Entry: for·ni·ca·tion
Pronunciation: "for-n&-'kA-sh&n
Function: noun
Date: 14th century
consensual sexual intercourse between two persons not married to each other
Main Entry: adul·tery
Pronunciation: &-'d&l-t(&-)rE
Function: noun
Inflected Form(s): plural -ter·ies
Etymology: Middle English, alteration of avoutrie, from Middle French, from Latin adulterium, from adulter adulterer, back-formation from adulterare
Date: 15th century
: voluntary sexual intercourse between a married man and someone other than his wife or between a married woman and someone other than her husband; also : an act of adultery
Heterosexuality.
1) ...Sexual orientation to persons of the opposite sex.
2) ...Sexual activity with another of the opposite sex....
The American Heritage® Dictionary of the English Language: Fourth Edition. 2000.