David Alleyne

Of course they can. One can perform anything, show any sort of affection, even if they aren't inherently drawn to it for its own sake.

[Why should that be a barrier? Some people are good parents without having a single parental instinct or desire. People can partake in sex without feeling the rush of need and desire others do. And people can perform romance even if they aren't drawn to it.]

Or so I assume.