They're allowed to have sex.
Yes.
Orthodox Jews are only allowed to eat kosher foods.
Yes, but Orthodox Jews don't dance together.
Orthodox Jews don't allow men and women to dance with each other, but all other Jews do. (Orthodox, while separating based on gender, do dance, but only with people of the same gender.)
No, but Orthodox Jews are not allowed to have anything "invasive."Answer:Jews are allowed surgery like everyone else, but there are occasionally various Torah-concerns that need to be addressed.
Yes, but Orthodox Jews don't allow women to sing in front of men.
No.
Yes, non-Orthodox Jews can become Orthodox by becoming more observant. Non-Jews can become Orthodox Jews through Orthodox conversion.
Orthodox Jews are not allowed to travel, so they'll have to ask someone to help them.
Orthodox Jews are strictly observant. Hassidic Jews are even more strict.
Orthodox and Ultra-Orthodox Jews are strict followers of Jewish law.
Unfortunately, in Israel, only Orthodox Jews get all the special privileges.