Experiment with starch, amylase and iodine.

Method
1) In one boiling tube;
a) Label it W for water
b) Pour 10 ml of distilled water
c) Pour 10 ml of amylase solution
d) Add 3-4 drops of Iodine solution
e) Place in a test tube rack

2) In another boiling tube;
a) Label it S for starch
b) Pour 10ml of distilled water
c) Pour 10ml of starch solution
d) Add 3-4 drops of Iodine solution
e) Place in a water bath between 37-42 degrees celcius

3) In the third boiling tube;
a) Label it SAfor starch and amylase
b) Pour 10ml of starch solution
c) Pour 3-4 drops of Iodine solution
d) Place in a water bath between 37-42 degrees
e) When the temperature reaches between 37-42 degrees, add 10ml of amylase solution