Proteins

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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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

All proteins

• have a unique structure that determines their unique function.

• are exactly the same in function but different in structure.

• are exactly the same in structure but different in function.

• are enzymes.

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Proteins are made of

• CHO

• CHON

• CHONP`

• CHONS

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The structure of proteins can be changed by environmental factors such as temperature or pH.

• True
• False

What is an example of a protein?

• Strawberries
• Bread
• Pasta
• Steak

How many different amino acids are there?

• 15
• 20
• 25
• 30

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