AP Biology Unit 1: Chemistry of Life Review

Which of the following element(s) are found in proteins?

• Carbon / Hydrogen

• Oxygen

• Phosphorus

• Nitrogen

• Sulfur

Tags

NGSS.HS-LS1-6

Which of the following is the monomer of a protein?

• Amino acid

• Monosaccharide

• Nucleotide

• Steroid

Tags

NGSS.HS-LS1-6

Which of the following functional groups is found in all amino acids (check all that apply)?

• Amino

• Carboxyl

• Hydroxyl

• Sulfhydryl

Tags

NGSS.HS-LS1-6

Which of the following bonds is found in the secondary structure of a protein?

• Hydrogen

• Peptide

• Covalent

• Ionic

Which of the following structures involves the R groups interacting in a single polypeptide?

• Primary

• Secondary

• Tertiary

• Quaternary

The amino acid glutamic acid has a R group with a negative charge. During folding, which of the following describes the orientation of the R group?

• Exterior of protein due to negative charge providing hydrophilic properties

• Exterior of protein due to negative charge providing hydrophobic properties

• Interior of protein due to negative charge providing hydrophobic properties

• Interior of protein due to negative charge providing hydrophilic properties

Which of the following are structural polysaccharides (choose all that apply)?

• Cellulose

• Glycogen

• Chitin

• Starch

Which of the following are storage polysaccharides (choose all that apply)?

• Cellulose

• Glycogen

• Chitin

• Starch

Which of the following is a monosaccharide?

• Glucose

• Maltose

• Lactose

• Sucrose

If two glucose molecules (C₆H₁₂O₆) undergo a dehydration reaction, which of the following represents the chemical formulas for the product(s)?

• 2 C₆H₁₂O₆

• C₁₂H₂₄O₁₂

• C₁₂H₂₂O₁₁ + H₂O

• C₁₂H₂₄O₁₂ + H₂O

Tags

NGSS.HS-PS1-2