Amino Acids & Peptide Bonds

What are proteins made up of?

• Monomers

• Polymers

• Amino acids

• Carbohydrates

What determines the shape and function of a protein?

• The number of amino acids

• The type of amino acids

• The sequence of amino acids

• The size of amino acids

Which of the following is NOT a function of proteins?

• Enzymes

• Cell membrane proteins

• Hormones

• Nucleic acids

How many amino acids are found in proteins?

• 10

• 15

• 20

• 25

What is the general structure of an amino acid?

• A central carbon atom bonded to an amine group, a carboxylic acid group, a hydrogen atom, and an R group

• A central carbon atom bonded to a hydroxyl group, a carboxylic acid group, a hydrogen atom, and an R group

• A central carbon atom bonded to an amine group, a hydroxyl group, a hydrogen atom, and an R group

• A central carbon atom bonded to a hydroxyl group, a carboxylic acid group, a hydrogen atom, and a nitrogen atom

How are peptide bonds formed?

• By the sharing of electrons between amino acids

• By the sharing of protons between amino acids

• By the sharing of neutrons between amino acids

• By the sharing of photons between amino acids

What is released during the formation of a peptide bond?

• Water

• Oxygen

• Carbon dioxide

• Nitrogen

What is the result of hydrolysis reactions on polypeptides?

• Formation of amino acids

• Formation of proteins

• Formation of carbohydrates

• Formation of lipids

How many amino acids are involved in the formation of a dipeptide?

• 1

• 2

• 3

• 4

Where is the peptide bond located in an amino acid?

• Between the amine group and the carboxylic acid group

• Between the amine group and the R group

• Between the carboxylic acid group and the R group

• Between the R group and the hydrogen atom