C3.3 The chemistry of food Flashcards
1
Q
what elements do carbs contain
A
oxygen, carbon, hydrogen
2
Q
all carbs are made up of what
A
units of sugar
3
Q
what are single sugars
A
carbs made up of only one unit of sugar
4
Q
what’s an example of a single sugar
A
glucose= C6H12O6
5
Q
example of complex carbs
A
starch and cellulose
6
Q
whats the ‘formation’ of complex carbs
A
long chains of simple sugar units bonded together
7
Q
how are lipids formed
A
3 molecules of fatty acids bonded to a molecule of glycerol
8
Q
what are proteins made of
A
long chains of amino acids (20 different amino acids joined together with special bonds)
9
Q
A
