Yes you just have to have the correct version of Photoshop for a Mac.
Photoshop files use the extension .psd in Mac OS X.
yes
no. you have to get the mac version of photoshop
Go to the Adobe site. They sell all of their design products (photoshop, dreamweaver, etc) for mac os as well.
Adobe photoshop
NO and don't try
Adobe Photoshop version 7 was the first version for Mac OS X and was released in 2002.
NO you need Mac version of Photoshop Elements.
regularly NO
yes.
As long as you buy the version specifically compatible with MacBooks.