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