Amino Acids

Here is a link that shows the 20 different amino acids.

This next website also gives a short description about each amino acid. Things such as hydrophobic and cyclic. This may be important information to know since we are supposed to be able to discuss this on future exams.

Also, fyi, here is a list of the 9 essential amino acids. These are important because humans have to have them in their diets because they are the only amino acids that the human body cannot synthesize via its metabolism. The other 11 amino acids can be made in the body, whereas we have to take these ones in to keep our body healthy.

  • Histidine
  • Isoleucine
  • Leucine
  • Lysine
  • Methionine (and/or cysteine)
  • Phenylalanine (and/or tyrosine)
  • Threonine
  • Tryptophan
  • Valine

This next website is a brief tutorial on the 20 amino acids. It may be useful to help you learn or to help you review.

This website gives you a chemistry kind of side of the amino acids.

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