an orange-yellow pigment in the bile that forms as a product of hemoglobin; excess amounts in the blood produce the yellow appearance observed in jaundice
perennial Eurasian herb with reddish bell-shaped flowers and shining black berries; extensively grown in United States; roots and leaves yield atropine
amine formed from histidine that stimulates gastric secretions and dilates blood vessels; released by the human immune system during allergic reactions