Parallel amino acid strands form hydrogen bonds in a secondary structure named for this letter, the pleated sheet.
Cells designated by this letter secrete amylin. Carbohydrates designated by this have the anomeric hydroxyl group on the same side as the CH2OH group. Propanolol and metoprolol affect adrenergic receptors designated by this letter, blocking the action of epinephrine. Brain waves described by this letter characterize full consciousness, and cellulose forms this type of glycosidic linkage. Parallel amino acid strands form hydrogen bonds in a secondary structure named for this letter, the pleated sheet. The Islets of Langerhans mostly consist of insulin-secreting cells named for this Greek letter. For 10 points, name this letter designating animals a step below the "alpha male."
Cells designated by this letter secrete amylin. Carbohydrates designated by this have the anomeric hydroxyl group on the same side as the CH2OH group.
beta