Yes.
Yes it is possible
NO because he might do something inappropriate
That's fine and in no way makes him gay - its actually quite common when involved in sexual relations.
No. The 'Unlawful Sexual Relations' are outlined in Leviticus 18 with some listed here: Leviticus 18:13-18New International Version (NIV) 13 "'Do not have sexual relations with your mother's sister, because she is your mother's close relative. 14 "'Do not dishonor your father's brother by approaching his wife to have sexual relations; she is your aunt. 15 "'Do not have sexual relations with your daughter-in-law. She is your son's wife; do not have relations with her. 16 "'Do not have sexual relations with your brother's wife; that would dishonor your brother. 17 "'Do not have sexual relations with both a woman and her daughter. Do not have sexual relations with either her son's daughter or her daughter's daughter; they are her close relatives. That is wickedness. 18 "'Do not take your wife's sister as a rival wife and have sexual relations with her while your wife is living.
Having a sexual relationship with a friends wife no matter what race you are is unacceptable. Stay away and behave yourself. If in doubt put yourself in your friend's shoes ... in other words your friend will find out if you have sexual relations with his wife and that will be the end of the friendship which is simply not worth it.
When the world stops having sexual relations When the world stops having sexual relations
Sexual activity
Our definition is the act of sexual relations
That means that you refrain from sexual intercourse - in other words, that you don't have sexual intercourse.
yes
Sexual relations outside of marriage such as sexual intercourse, and similar acts.
I don't believe so... As long as there is no sexual relations. :D