No.
not that i am aware of, though i didn't do a lot of experimenting
You cannot play gameboy color games on a GBM without a flash cart.
Yes, and the game will be in color.
A game shark is a cheating device used to get all pokeball's, any Pokemon etc. It is only used for game boy games. It is the older version of an action replay. And you would put the game shark where the gba game would go then put the insert the game in gameshark and enter the codes and thers your Pokemon cheat device!
Yes.
no you need the original action replay for game boy color no you need the original action replay for game boy color
yes
Yes they can
No, as the Gameboy advanced came after the Gameboy color. So F that
no it does not
well alls you gotta do is put the gameshark in and then the gamein the back ,turn the gameshark on then the game then WA la