BIOCHEM 132: Memorize the 20 Amino Acids

Which amino acids are non polar ? Select all that apply.

• Alanine

• Valine

• Glycine

• Serine

• Lysine

Which amino acids are non polar? Select all that apply.

• Phenylalanine

• Tyrosine

• Tryptophan

• Glutamine

• Histidine

Which amino acids are non polar? Select all that apply.

• Leucine

• Threonine

• Isoleucine

• Proline

• Aspartate

Which one is a non polar amino acid ?

• Asparagine

• Cysteine

• Serine

• Methionine

Which of the amino acids have ionizable side chains ?

• Valine, serine, and proline

• Methionine, threonine, leucine, and glycine

• Arginine, aspartate, cysteine, glutamate, histidine, lysine, and tyrosine

• Alanine, tryptophan, glutamine, asparagine, and isoleucine

• None of the above

Which of the amino acids are polar? Select all that apply.

• Serine

• Threonine

• Alanine

• Proline

• Tyrosine

Which of the amino acids are polar? Select all that apply.

• Leucine

• Methionine

• Cysteine

• Asparagine

• Glutamine

Which of the amino acids are polar? Select all that apply.

• Histidine

• Glycine

• Aspartate

• Phenylalanine

• Isoleucine

Which amino acids are polar? Select all that apply.

• Glutamate

• Lysine

• Leucine

• Valine

• Arginine

Which amino acids side chains are negatively charged ? Select all that apply.

• Aspartate

• Glutamate

• Alanine

• Glutamine

• Leucine