What is the probability of having a male (xy) or female (xx)

There is a 50% chance of a female and a 50% chance of a male

Hope that helps :)

mountains can affect the climate of nearby lands. in some areas, mountains block rain, so that one side of a mountain range may be rainy and the other side may be a desert. much of airborne moisture falls as rain on the windward side of mountains.

explanation:

true, i don't really know what you're asking but from the info you provided im guessing the answer is true.