I want one texture will mulitple forms for the character and then just move the UVs in game is this possible?

Questions & Answers
1

Ok so I have a bball game i am making for the iPhone and I want the player to be able to customize their character. So I have a texture with multiple skins and jerseys. Am I able to move the uvs on the texture in game? And how is this done?

2

Yes. Via Mesh.uv

The Main page on the Mesh class, and the pages for the variables, have some good information about how to do it.

http://unity3d.com/support/documentation/ScriptReference/Mesh.html