Protein Structure and Function

What is a protein: 

• A polymer composed of many sugars.
• A polymer composed of many amino acids. 
• A polymer composed of fatty acids. 
• A polymer composed of nucleotides. 

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This is one job proteins do NOT have in the body

• storing genetic information
• structure
• speed up chemical reactions
• transport things through cell membrane

What is the monomer of proteins?

• amino acids
• polypeptides
• nucleotides
• monosaccharides

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NGSS.HS-LS1-6

What is a long chain of amino acids called?

• Polysaccharide

• Lipid

• Carbohydrate

• Polypeptide

• Nucleic acid

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What is the name of the bond that joins two amino acids together?

• Ester bond

• Glycosidic bond

• Peptide bond

• Nucleic bond

Proteins are made of

• CHO

• CHON

• CHONP`

• CHONS

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NGSS.HS-LS1-6

How many different amino acids are there?

• 15
• 20
• 25
• 30

Hemoglobin is a protein that binds to oxygen and helps carry it in the blood and deliver it to other parts of the body. This is an example of what type of protein?

• Transport

• Signaling

• Storage

• Contractile

Which protein structure describes the sequence of amino acids?

• Primary

• Secondary

• Tertiary

• Quaternary

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NGSS.HS-LS1-1

Alpha helix and beta sheet are examples of what type of protein structure?

• Primary

• Secondary

• Tertiary

• Quaternary