food tests + Digestion Flashcards
1
Q
What is the test for glucose, maltose and how to carry it out?
A
Benedicts test,
- Add Benedicts Solution
- Heat in a water bath
- Colour turns from blue to brick red
2
Q
What is the test for protein and how to carry it out?
A
- Add biurets solution
- Colour turns from blue to purple
3
Q
What is the test for starch and how to carry it out?
A
- Add Iodine
- Colour turns from orange-brown to blue-black
4
Q
What is the test for lipid and how to carry it out?
A
- Add ethanol to dissolve the lipid/fat
- Add distilled water
- Produce a cloudy result if positive
5
Q
Where does bile get released into?
A
Duodenum (first part of the small interstine) AFTER the stomach
