1. Bell work #1 (3 columns: 1: BW#, 2: Question, 3: Answer)
DO NOT WRITE DIRECTIONS:
Take a Q-tip and put it in your mouth. Be sure there is a lot of saliva on it.
Open the mini-agar plate that has starch in it and GENTLY draw a design. Put the lid back on.
After 5 minutes, add 2-3 drops of iodine and swirl around to cover surface.
QUESTIONS (Write these.):
What enzyme is in your saliva?
What substrate does this enzyme break down?
Describe what your mini experiment showed you.

2. The “squiggles” are where the saliva was placed by the Q-tip.