Building blocks of life & Biological Molecules (food Tests) Flashcards
1
Q
What are the building blocks of carbohydrates?
A
Simple sugars (e.g. Glucose)
2
Q
What are proteins made of?
A
Amino acids
3
Q
What are lipids composed of?
A
Glycerol and fatty acids
4
Q
Name an example of a simple sugar
A
Glucose
5
Q
Why are nucleic acids important for cells
A
They stored genetic information (e.g. DNA and RNA)
6
Q
What is the test for starch and what is a positive result?
A
The iodine test, which turns blue - black is star is present
7
Q
How to test for lipids in food
A
The ethanol test which forms a cloud, the emotion if lipids are present
