Amino Acids Quiz ChallengeOnline version Test your knowledge on amino acids with this fun quiz game! by Feruzaxon 1 What are amino acids the building blocks of? a Nucleic acids b Lipids c Proteins d Carbohydrates 2 How many standard amino acids are there? a 22 b 20 c 18 d 15 3 Which amino acid is known as the 'start' codon? a Methionine b Leucine c Serine d Cysteine 4 Which amino acid is essential for humans? a Valine b Tyrosine c Alanine d Glutamine 5 What type of bond links amino acids together? a Ionic bond b Hydrogen bond c Covalent bond d Peptide bond 6 Which amino acid contains sulfur? a Aspartic acid b Cysteine c Arginine d Glycine 7 Which amino acid is known for its role in neurotransmission? a Glutamate b Proline c Histidine d Threonine 8 What is the primary function of amino acids? a Regulating hormones b Building proteins c Storing energy d Transporting oxygen 9 Which amino acid is involved in the synthesis of neurotransmitters? a Phenylalanine b Tyrosine c Asparagine d Serine 10 Which amino acid is known for its role in muscle recovery? a Leucine b Glutamine c Lysine d Arginine