Trivia Questions Over Macromolecules
You may take the quiz up to twice
- 1.Polymers of polysaccharides, fats and proteins are all synthesized from monomers by
- A.
Connecting monosaccharides together
- B.
The addition of water to each monomer
- C.
The removal of water
- D.
Ionic bonding of monomers
- E.
The formation of disulfide bridges between monomers
- 2.Carbohydrates normally function in animals as
- A.
The functional units of lipids
- B.
Enzymes int he regulation of metabolic processes
- C.
A component of triglycerides
- D.
Energy storage moleucules
- E.
Sites of protein synthesis
- 3.Which of the following is true of saturated fatty acids?
- A.
They are the most common fatty acid in corn oil
- B.
They have double bonds between the carbon atoms of the fatty acids
- C.
They have a higher ratio of hydrogen to carbon than unsaturated fatty acids
- D.
They are usually liquids at room temperature
- E.
They are usually produced by plants
- 4.Which type of phospholipid is most important in biological membranes?
- A.
Fat
- B.
Wax
- C.
Phospholipid
- D.
Oil
- E.
Triglyceride
- 5.The 20 different amino acids have different chemical properties because of different
- A.
Carboxyl groups
- B.
Amino groups
- C.
Side chain (R groups)
- D.
Tertiary structure
- E.
Both A and B are correct
- 6.A change in a protein's three dimensional shape due to disruption of hydrogen bonds, disulfide bridges and/or ionic bonds is called
- A.
Hydrolysis
- B.
Stabilization
- C.
Destabilization
- D.
Renaturation
- E.
Denaturation
- 7.The major function of RNA is to
- A.
Transmit genetic information to offspring
- B.
Function in the synthesis of proteins
- C.
Make a copy of itself
- D.
Act as a pattern to form DNA
- E.
Form the genes of an organism
- 8.Which of the following best describes a nucleotide?
- A.
A nitrogen base with a phosphate group
- B.
A nitrogen base and a five carbon sugar
- C.
A nitrogen base, a phosphate group and a five carbon sugar
- D.
A five carbon sugar and adenine or uracil
- E.
A five carbon sugar and pyrine or pyrimidine
- 9.The difference between the sugar in DNA and the sugar in RNA is that the sugar in DNA
- A.
Contains less oxygen
- B.
Contains adenine
- C.
Has a six carbon ring and nitrogen atoms
- D.
Can attach to phosphate unlike RNA
- E.
Is a six carbon sugar, where RNA is a five carbon
- 10.In a double helix structure of nucleic acids, cytosine forms a hydrogen bond with
- A.
Deoxyribose
- B.
Ribose
- C.
Adenine
- D.
Thymine
- E.
Guanine
- 11.Upon surveying the chemical structure of a polypeptide, you recognize a SH group. What type protein structure are you viewing?
- A.
Primary
- B.
Secondary
- C.
Tertiary
- D.
Quaternary
- 12.What type of bonds are found in carbohydrates?
- A.
Peptide linkages
- B.
Ester linkages
- C.
Glycosidic linkages
- D.
Phosphodiester linkages
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