Introduction to Amino Acids Quiz

What is the central carbon in an amino acid called?

• Alpha carbon

• Gamma carbon

• Delta carbon

• Beta carbon

What is the term for an amino acid that has both positive and negative charges?

• Zwitterion

• Cation

• Anion

• Neutral molecule

Which of the following is NOT an essential amino acid?

• Leucine

• Valine

• Histidine

• Alanine

What determines the unique characteristics of an amino acid?

• The hydrogen atom

• The R-group

• The amino group

• The carboxyl group

What type of side chain is hydrophobic?

• Non-polar

• Polar

• Ionic

• Charged

Which of the following side chains is likely to interact with water?

• Non-polar side chain

• Hydrophobic side chain

• Aliphatic side chain

• Hydrophilic side chain

What is the term for the linear, non-cyclical side chains?

• Heterocyclic

• Cyclic

• Aliphatic

• Aromatic

Which configuration do eukaryotic organisms prefer for amino acids?

• D form

• L form

• S form

• R form

What type of bond is formed between amino acids during protein synthesis?

• Ionic bond

• Hydrogen bond

• Peptide bond

• Disulfide bond

What reaction involves the addition of water to break peptide bonds?

• Dehydration synthesis

• Hydrolysis

• Condensation

• Oxidation