Draw the structure of the tri-peptide Ala-Lys-Thr at pH 7.4. Use wedges and dashes around the alpha-carbons, and indicate charges where appropriate. Indicate which amino acid(s) has an R group that would avoid water.

Fugu, also known as puffer fish, is a sushi delicacy that can also be lethal. puffer fish contain a powerful toxin that can kill an adult a few hours after ingestion. sushi chefs who prepare fugu must be specially trained because any contamination of the toxin-free areas of the fish can be deadly. recently this toxin has been put to good use, as scientists have discovered that a purified form of it can treat severe pain in cancer patients. this recent scientific discovery would fall under which area of chemistry? applied biochemistry pure organic chemistry pure physical chemistry applied inorganic chemistry

Why are people not able to skip a dive to the deepest part of the ocean

Which liquid (h2o, h2o + soap, or h2o + salt) has the strongest cohesion and adhesion? (need now plz)