2nd 6th Weeks Exam Vocabulary and Protein Structure Review

Name This Structure

(a)  

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NGSS.HS-LS1-6

Which part of this structure is known as the "amino group"

• 1

• 2

• 3

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NGSS.HS-LS1-6

Which part of this structure is known as the "carboxyl group"

• 1

• 2

• 3

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NGSS.HS-LS1-6

When two amino acids form to combine and a water molecule is released, what is formed?

• peptide bond

• amino acid

• disulfide cross-link

• collagen

A chain of multiple amino acids bound together by peptide bonds

• polypeptide

• peptide bond

• complete protein

• coagulation

Which part of this structure is known as the "side chain"

• 1

• 2

• 3

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NGSS.HS-LS1-6

The difference between tertiary and quartenary structure is:

• Tertiary structure has double bond whereas quartenary structure does not have double bond

• Tertiary structure consists of one polypeptide chain whereas quartenary structure consists of more than one polypeptide chains

• Tertiary structure is fibrous whereas quartenary structure is globular

• Tertiary structure is water-soluble whereas quartenary structure is lipid soluble

The polypeptide in the diagram consists of;

• 3 amino acids and 3 peptide bonds

• 3 amino acids and 2 peptide bonds

• 4 amino acids and 2 phosphodiester bonds

• 3 amino acids and 2 phosphodiester bonds

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NGSS.HS-LS1-1

Based on the diagram, the side chain of amino acid alanine is;

• NH₂

• COOH

• H

• CH₃

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NGSS.HS-LS1-6

What is the monomer of a protein?

• amino acid
• monosaccharide
• fatty acid
• nucleic acid

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NGSS.HS-LS1-6

NGSS.HS-LS1-1