Alpha-keratin Alpha-keratin Alpha-keratin, or α-keratin, is a type of keratin found in mammals. This protein is the primary component in hairs, horns, nails and the epidermis layer of the skin. α-keratin is a fibrous structural protein, meaning it is made up of amino acids that form a repeating secondary structure. The secondary structure of α-keratin is very similar to that of a traditional protein α-helix and forms a coiled coil. Due to its tightly wound structure, it can function as one of the strongest biological materials and has various uses in mammals, from predatory claws to hair for warmth. α-keratin is
Mr. and Mrs. Is the Name Mr. and Mrs. Is the Name Mr. and Mrs. Is the Name is a 1935 animated "Merrie Melodies" cartoon, starring Buddy and Cookie (as two mer-kids), and is noted to be the only Buddy cartoon in Technicolor. This is directed by Friz Freleng. Mermaids sing to the audience about mermaids and fishes at play; they and some other sea creatures dance to the song. A young merman who resembles Buddy plays tag with a mermaid resembling Cookie, but she is offended when he "tags" her a bit too hard. Buddy looks inside a sunken ship and drags Cookie to it.