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Biochem Review
Test Description: Macromolecules
Instructions: Answer all questions to get your test result.
1) What are the 4 organic compound found in all living systems?
A
Lipids, Fats, Nucleic Acids
B
Proteins, Enzymes, Muscles, Fats
C
Carbohydrates, Lipids, Proteins, Nucleic Acids
D
Fats, Nucleic Acids, DNA, Starch
2) Glucose is an example of a
A
Protein
B
Carbohydrate
C
Lipid
D
Nucleic Acid
3) What is the chemical formula of glucose?
A
C6H12O6
B
C12H2OP
C
C2H12O6
D
C3H12O3
4) What is the function of proteins
A
regulate cell processes
B
store quick and short term energy
C
carry hereditary information
D
store long term energy
5) Oils, butters, and waxes are all examples of what kind of organic molecule
A
nucleic acids
B
carbohydrates
C
proteins
D
lipids
6) RNA and DNA are made of nucleic acids
A
False
B
True
7) Denature means
A
to destroy the characteristics and properties of a protein
B
to destroy the characteristics and properties of a lipid
C
to build a carbohydrate from many monosaccharides
D
to destroy the sturdy structure of the cell walls of plants
8) Saturated fats are solid at room temperature
A
False
B
True
9) What is an important function of lipids
A
form amino acids
B
make up muscles
C
sing songs to the surrounding organic molecules
D
part of cell membranes
10) Organic compounds always contain what two elements?
A
carbon and hydrogen
B
phosporous and carbon
C
hydrogen and helium
D
nitrogen and carbon
11) Our skin is made waterproof because of what organic compound?
A
nucleic acids
B
lipids
C
proteins
D
carbohydrates
12) There are 20 molecules that make up proteins. These molecules are known as:
A
nucleic acids
B
amino acids
C
fatty acids
D
sugars
13) What is the same of DNA?
A
Double Helix
B
Single Strand
C
intertwined mesh
14) What are the monomers of lipids?
A
amino acids
B
glycerol and fatty acids
C
starches
D
fats
15) If you eat a lot of fried food on a stick at the Minnesota State Fair you are consuming a lot of:
A
Proteins
B
Nucleic Acids
C
Lipids
D
Carbohydrates
16) Starch is a lipid
A
True
B
False
17) Nucleic acids contain what 5 elements?
A
C H O N P
B
C H He N P
C
C O H P
D
C O N H P
18) What is the ratio of Hydrogen to Oxygen in Carbohydrates?
A
1 hydrogen :2 oxygen
B
2 hydrogen :1 oxygen
C
1 hydrogen: 1 oxygen
D
3 hydrogen: 2 oxygen
19) Proteins are bound by what type of bond?
A
Glue
B
Peptide bound
C
Hydrogen
D
Ionic
20) Lipids are soluble in water
A
True
B
False
*select an answer for all questions
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