Amino Acids

Which structure changes in the 20 different amino acids?

• #1

• #2

• #3

• #4

Tags

NGSS.HS-LS1-6

Examples of amino acids with acid side chains.

• Glutamic Acid

• Asparitic Acid

• Both

Tags

NGSS.HS-LS1-6

What determines the side chain structure?

• The role of the protein in a amino acid.

• The role of the carboxyl group in a amino acid.

• The role of the amino acid in a protein.

How many essential amino acids are there?

• 13

• 20

• 9

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

• Phenylalanine

• Tyrosine

• Tryptophan

• Glutamine

• Histidine

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 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

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

• Lysine

• Tryptophan

• Serine

• Arginine

• Histidine