not in this game
use the Pokemon modifier
Flygon, donphan or rypherior
Infernape Golduck Rypherior Sceptile Tyranitar Electivire
Yes, as long as one is male and one is female
Trade a Rhydon while it's holding a Protector. You can find a Protector on Route 227.
Pokemon ruby's version IS Pokemon ruby.
Pokemon Ruby has Pokemon that Pokemon Sapphire does not and Pokemon Sapphire has Pokemon that Pokemon Ruby does not.
ruby
All The Shiney Pokemon You Can Get In Pokemon Ruby Are All The Pokemon You Can Get in Ruby Any Pokemon Can Be Shiney Even Starters and Legendaries. So There Are 200 Shiney Pokemon You Can Get In Pokemon Ruby.
You can trade from Pokemon Ruby to another Pokemon Ruby using a link cable.
Pokemon from the 3rd gen (hoenn region) are in ruby
you can't get the pokeradar in Pokemon ruby