AP Biology Protein Review

Which macromolecule(s) have nitrogen?

• Carbohydrates

• Proteins

• Nucleic Acids

• Nucleic Acids & Proteins

Which macromolecule(s) have sulfur?

• Carbohydrates

• Proteins

• Nucleic Acids

• Fats

Which of the following is NOT in the monomer of a protein?

• Amine Group

• R Group

• Carboxyl Group

• Nitrogenous Base

What component of the polypeptide is the next amino acid added forming the peptide bond?

• amino group

• hydrogen

• carboxyl group

• R groups

Which protein involves R group bonding to form the final three dimensional structure?

• primary

• secondary

• tertiary

• quaternary

Which protein structure involves the peptide bonds between amino acids?

• primary

• secondary

• tertiary

• quaternary

The process illustrated in the figure is called:

• condensation

• protein synthesis

• hydrolysis

• dehydration synthesis

In the figure shown, ionic attractions (bonds between charged molecules) would form between the R groups of which amino acids?

• 1 and 3

• 2 and 4

• 3 and 5

• none of the above

Which of the following is responsible for the alpha-helical structure of proteins?

• hydrophobic interactions

• nonpolar covalent bonds

• ionic interactions

• hydrogen bonds

At which level of protein structure are peptide bonds most important?

• primary

• secondary

• quaternary

• globular