describe how you could test a piece of food for protein and fat Flashcards Preview

AAA - BIOLOGY - Required Practicals > describe how you could test a piece of food for protein and fat > Flashcards

Flashcards in describe how you could test a piece of food for protein and fat Deck (7)
Loading flashcards...
1
Q

1.

A

FATS - dissolve food in ethanol

2
Q

2.

A

pour the solution in a test tube of water

3
Q

3.

A

a white precipitate indicates a positive test for fat

4
Q

4.

A

PROTEIN - biuret test

5
Q

5.

A

dissolve food in water in a test tube

6
Q

6.

A

add buret solution (blue)

7
Q

7.

A

if protein is present the blue will turn to lilac