Indeed, the 153 amino acid residues that comprise myoglobin are ... process 5 — the ring-opening polymerization of β-lactones. This type of reaction is a very important one because it leads ...

Anabel Kingsley, brand president and consultant trichologist at Philip Kingsley, tells Stylist: “Vitamin C, scientifically known as ascorbic acid, is a six-carbon lactone molecule with the ...