Light changes the size of the pupil as the pupil reacts to it.
If you need more information, be sure to ask the reference librarian at
your local library.
Deb
________________________
Deb Hunt
Snacktalk Moderator
Exploratorium
3601 Lyon Street
San Francisco, CA 94123-1099
dhunt@exploratorium.edu
On Tue, 18 Feb 2003, Don Holifield wrote:
> Different size pupils can be caused by?
> Please help me.
> Don Holifield
>
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