unit 4 Flashcards
1
Q
Positive Benedict test
A
Glucose, reducing sugars + reddish/orange color
2
Q
Negative Benedict test
A
blue color and no reducing sugars, and anything other than glucose
3
Q
Positive Iodine test
A
Starch, Dark blue/black, polysaccharide
4
Q
Negative Iodine test
A
Orange color, not a polysaccharide
5
Q
Positive Biuret test
A
Albumin, violet color, peptide bond exists
6
Q
Negative Biuret test
A
Clear color, no peptide bond
7
Q
Positive Lipids test
A
Vegetable oil, One layer (mixed), It’s a lipid
8
Q
Negative Lipids test
A
Two layers (not mixed) and not a lipid
9
Q
What are the basic monosaccharides?
A
Glucose and fructose
10
Q
What are the basic Disaccharides?
A
Sucrose ( Glucose linked with fructose)
11
Q
What are the basic Polysaccharides?
A
Starch, glycogen, cellulose
