I do have another confusion if anyone has time I have linked the project below.
I am at the part in the course where he starts the sclera on the eye ball.
When he applies his gradient and adjusts his maps it looks like this:
Were mine looks like this:

I have changed the scale and mapping coordinates to the same as his as well as set my sclera and iris slot.
any help would be VERY appreciated.
Project:
https://drive.google.com/file/d/1Y18Nr64im9POumRsygk5I92bcRXsNFl5/view?usp=share_link