Well the only 1TB HDD's out there at 3.5" enclosures where the Macbook Pros currently only support 2.5"
Soo I would say no....
The 1TB ( and bigger) will be available in 9.5mm sizes eventually. For now, you might want to go with a 650GB hdd.
No.
Drive has to have a maximum height of 9.5mm.
found on http://www.ifixit.com/Guide/Repair/...-A1226-and-A1260-Hard-Drive-Replacement/670/1
and
http://news.cnet.com/8301-17938_105-10296034-1.html
via http://www.google.com/search?client=safari&rls=en&q=1tb+2.5+hard+drive&ie=UTF-8&oe=UTF-8
and knowledge of ifixit.com
Nope - http://www.wdc.com/en/products/Products.asp?DriveID=685