adenine (A) uracil (U) guanine (G) cytosine (C) The nitrogenous bases of RNA are the same as DNA except RNA has uracil instead of thymine.
Celery (Apium graveolens) is a cultivated plant, variety in the family Apiaceae, commonly used as a vegetable. Depending on location, either its stalks, or its hypocotyl, are eaten and used in cooking.In North America the dominant variety most commonly available in trade is celery, Apium graveolens var.elery is used around the world as a vegetable. In North America for the crisp petiole (leaf stalk). In Europe the hypocotyl is used as a root vegetable. The leaves are strongly flavoured and are used less often, either as a flavouring in soups and stews or as a dried herb.
Leaf celery (aka smallage, cutting celery, or Chinese celery) is closely related to wild celery. It has a stronger, more assertive flavor than the stalk varieties and adds more depth of flavor to soups, sauces, and stews.