Question

Proteins are polymers of _____.

nucleotides
amino acids
glycerol
CH2O units
hydrocarbons
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Part B
What type of bond joins the monomers in a protein's primary structure?

ionic
S - S
peptide
hydrophobic
hydrogen
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Part C
Which of these illustrates the secondary structure of a protein?

A structure with helical and sheet regions.
A special globular structure which is formed of spiral and straight regions.
An organic compound containing one amine and one carboxyl functional group attached to one carbon atom of the molecule.
A linear sequence of monomers
An organic compound consisting of two globular subunits, which contain spiral and straight parts.
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Part D
The secondary structure of a protein results from _____.

peptide bonds
bonds between sulfur atoms
hydrogen bonds
hydrophobic interactions
ionic bonds
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Part E
Tertiary structure is NOT directly dependent on _____.

hydrogen bonds
ionic bonds
bonds between sulfur atoms
peptide bonds
hydrophobic interactions

Answer 1

**Part A**
Proteins are polymers of **amino acids**.

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**Part B**
What type of bond joins the monomers in a protein's primary structure?
**peptide**

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**Part C**
Which of these illustrates the secondary structure of a protein?
**A structure with helical and sheet regions.**

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**Part D**
The secondary structure of a protein results from _____.
**hydrogen bonds**

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**Part E**
Tertiary structure is NOT directly dependent on _____.
**peptide bonds**